20786472

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41243}}^1$

素因数の和:41262

約数の個数: 48

約数和(自身を含む): 64340640

約数和(自身を除く): 43554168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41243, 82486, 123729, 164972, 247458, 288701, 329944, 371187, 494916, 577402, 742374, 866103, 989832, 1154804, 1484748, 1732206, 2309608, 2598309, 2969496, 3464412, 5196618, 6928824, 10393236, 20786472]

約数ペア:

[(1, 20786472), (2, 10393236), (3, 6928824), (4, 5196618), (6, 3464412), (7, 2969496), (8, 2598309), (9, 2309608), (12, 1732206), (14, 1484748), (18, 1154804), (21, 989832), (24, 866103), (28, 742374), (36, 577402), (42, 494916), (56, 371187), (63, 329944), (72, 288701), (84, 247458), (126, 164972), (168, 123729), (252, 82486), (504, 41243)]