20158774447

素因数分解:

$7^1\times {\mathrm{241}}^1\times {\mathrm{1861}}^1\times {\mathrm{6421}}^1$

素因数の和:8530

約数の個数: 16

約数和(自身を含む): 23150231104

約数和(自身を除く): 2991456657

約数列:

[1, 7, 241, 1687, 1861, 6421, 13027, 44947, 448501, 1547461, 3139507, 10832227, 11949481, 83646367, 2879824921, 20158774447]

約数ペア:

[(1, 20158774447), (7, 2879824921), (241, 83646367), (1687, 11949481), (1861, 10832227), (6421, 3139507), (13027, 1547461), (44947, 448501)]