12920628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{153817}}^1$

素因数の和:153831

約数の個数: 24

約数和(自身を含む): 34455232

約数和(自身を除く): 21534604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 153817, 307634, 461451, 615268, 922902, 1076719, 1845804, 2153438, 3230157, 4306876, 6460314, 12920628]

約数ペア:

[(1, 12920628), (2, 6460314), (3, 4306876), (4, 3230157), (6, 2153438), (7, 1845804), (12, 1076719), (14, 922902), (21, 615268), (28, 461451), (42, 307634), (84, 153817)]