I divisori di 13001990 sono 8, elencati qui di seguito: 1; 2; 5; 10; 1300199; 2600398; 6500995; 13001990
13001971, 13001972, 13001973, 13001974, 13001975, 13001976, 13001977, 13001978, 13001979, 13001980, 13001981, 13001982, 13001983, 13001984, 13001985, 13001986, 13001987, 13001988, 13001989, 13001991, 13001992, 13001993, 13001994, 13001995, 13001996, 13001997, 13001998, 13001999, 13002000, 13002001, 13002002, 13002003, 13002004, 13002005, 13002006, 13002007, 13002008, 13002009