20623948

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 37267664

約数和(自身を除く): 16643716

約数列:

[1, 2, 4, 37, 74, 148, 331, 421, 662, 842, 1324, 1684, 12247, 15577, 24494, 31154, 48988, 62308, 139351, 278702, 557404, 5155987, 10311974, 20623948]

約数ペア:

[(1, 20623948), (2, 10311974), (4, 5155987), (37, 557404), (74, 278702), (148, 139351), (331, 62308), (421, 48988), (662, 31154), (842, 24494), (1324, 15577), (1684, 12247)]