20163856874

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2357}}^1\times {\mathrm{10357}}^1$

素因数の和:12782

約数の個数: 32

約数和(自身を含む): 35170796160

約数和(自身を除く): 15006939286

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 2357, 4714, 10357, 16499, 20714, 32998, 72499, 139063, 144998, 278126, 611063, 973441, 1222126, 1946882, 4277441, 8554882, 24411449, 48822898, 170880143, 341760286, 1440275491, 2880550982, 10081928437, 20163856874]

約数ペア:

[(1, 20163856874), (2, 10081928437), (7, 2880550982), (14, 1440275491), (59, 341760286), (118, 170880143), (413, 48822898), (826, 24411449), (2357, 8554882), (4714, 4277441), (10357, 1946882), (16499, 1222126), (20714, 973441), (32998, 611063), (72499, 278126), (139063, 144998)]