20825051

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{241}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 24962784

約数和(自身を除く): 4137733

約数列:

[1, 13, 17, 23, 221, 241, 289, 299, 391, 3133, 3757, 4097, 5083, 5543, 6647, 53261, 69649, 72059, 86411, 94231, 905437, 1225003, 1601927, 20825051]

約数ペア:

[(1, 20825051), (13, 1601927), (17, 1225003), (23, 905437), (221, 94231), (241, 86411), (289, 72059), (299, 69649), (391, 53261), (3133, 6647), (3757, 5543), (4097, 5083)]