18268107

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 28976640

約数和(自身を除く): 10708533

約数列:

[1, 3, 11, 13, 33, 39, 97, 143, 291, 429, 439, 1067, 1261, 1317, 3201, 3783, 4829, 5707, 13871, 14487, 17121, 41613, 42583, 62777, 127749, 188331, 468413, 553579, 1405239, 1660737, 6089369, 18268107]

約数ペア:

[(1, 18268107), (3, 6089369), (11, 1660737), (13, 1405239), (33, 553579), (39, 468413), (97, 188331), (143, 127749), (291, 62777), (429, 42583), (439, 41613), (1067, 17121), (1261, 14487), (1317, 13871), (3201, 5707), (3783, 4829)]