I divisori di 16681990 sono 24, elencati qui di seguito: 1; 2; 5; 10; 13; 26; 65; 130; 169; 338; 845; 1690; 9871; 19742; 49355; 98710; 128323; 256646; 641615; 1283230; 1668199; 3336398; 8340995; 16681990
16681971, 16681972, 16681973, 16681974, 16681975, 16681976, 16681977, 16681978, 16681979, 16681980, 16681981, 16681982, 16681983, 16681984, 16681985, 16681986, 16681987, 16681988, 16681989, 16681991, 16681992, 16681993, 16681994, 16681995, 16681996, 16681997, 16681998, 16681999, 16682000, 16682001, 16682002, 16682003, 16682004, 16682005, 16682006, 16682007, 16682008, 16682009