I divisori di 19491990 sono 64, elencati qui di seguito: 1; 2; 3; 5; 6; 7; 10; 14; 15; 21; 30; 35; 42; 70; 101; 105; 202; 210; 303; 505; 606; 707; 919; 1010; 1414; 1515; 1838; 2121; 2757; 3030; 3535; 4242; 4595; 5514; 6433; 7070; 9190; 10605; 12866; 13785; 19299; 21210; 27570; 32165; 38598; 64330; 92819; 96495; 185638; 192990; 278457; 464095; 556914; 649733; 928190; 1299466; 1392285; 1949199; 2784570; 3248665; 3898398; 6497330; 9745995; 19491990
19491971, 19491972, 19491973, 19491974, 19491975, 19491976, 19491977, 19491978, 19491979, 19491980, 19491981, 19491982, 19491983, 19491984, 19491985, 19491986, 19491987, 19491988, 19491989, 19491991, 19491992, 19491993, 19491994, 19491995, 19491996, 19491997, 19491998, 19491999, 19492000, 19492001, 19492002, 19492003, 19492004, 19492005, 19492006, 19492007, 19492008, 19492009