20181815901

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{24169}}^1$

素因数の和:24268

約数の個数: 60

約数和(自身を含む): 33182171220

約数和(自身を除く): 13000355319

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 169, 183, 351, 507, 549, 793, 1053, 1521, 1647, 2379, 4563, 4941, 7137, 10309, 13689, 21411, 24169, 30927, 64233, 72507, 92781, 217521, 278343, 314197, 652563, 835029, 942591, 1474309, 1957689, 2827773, 4084561, 4422927, 8483319, 12253683, 13268781, 19166017, 25449957, 36761049, 39806343, 57498051, 110283147, 119419029, 172494153, 249158221, 330849441, 517482459, 747474663, 1552447377, 2242423989, 6727271967, 20181815901]

約数ペア:

[(1, 20181815901), (3, 6727271967), (9, 2242423989), (13, 1552447377), (27, 747474663), (39, 517482459), (61, 330849441), (81, 249158221), (117, 172494153), (169, 119419029), (183, 110283147), (351, 57498051), (507, 39806343), (549, 36761049), (793, 25449957), (1053, 19166017), (1521, 13268781), (1647, 12253683), (2379, 8483319), (4563, 4422927), (4941, 4084561), (7137, 2827773), (10309, 1957689), (13689, 1474309), (21411, 942591), (24169, 835029), (30927, 652563), (64233, 314197), (72507, 278343), (92781, 217521)]