I divisori di 1990989 sono 72, elencati qui di seguito: 1; 3; 7; 9; 11; 13; 17; 21; 33; 39; 51; 63; 77; 91; 99; 117; 119; 143; 153; 169; 187; 221; 231; 273; 357; 429; 507; 561; 663; 693; 819; 1001; 1071; 1183; 1287; 1309; 1521; 1547; 1683; 1859; 1989; 2431; 2873; 3003; 3549; 3927; 4641; 5577; 7293; 8619; 9009; 10647; 11781; 13013; 13923; 16731; 17017; 20111; 21879; 25857; 31603; 39039; 51051; 60333; 94809; 117117; 153153; 180999; 221221; 284427; 663663; 1990989
1990970, 1990971, 1990972, 1990973, 1990974, 1990975, 1990976, 1990977, 1990978, 1990979, 1990980, 1990981, 1990982, 1990983, 1990984, 1990985, 1990986, 1990987, 1990988, 1990990, 1990991, 1990992, 1990993, 1990994, 1990995, 1990996, 1990997, 1990998, 1990999, 1991000, 1991001, 1991002, 1991003, 1991004, 1991005, 1991006, 1991007, 1991008