I divisori di 1981988 sono 12, elencati qui di seguito: 1; 2; 4; 53; 106; 212; 9349; 18698; 37396; 495497; 990994; 1981988
1981969, 1981970, 1981971, 1981972, 1981973, 1981974, 1981975, 1981976, 1981977, 1981978, 1981979, 1981980, 1981981, 1981982, 1981983, 1981984, 1981985, 1981986, 1981987, 1981989, 1981990, 1981991, 1981992, 1981993, 1981994, 1981995, 1981996, 1981997, 1981998, 1981999, 1982000, 1982001, 1982002, 1982003, 1982004, 1982005, 1982006, 1982007