20168163628

素因数分解:

$2^2\times {\mathrm{271}}^1\times {\mathrm{2221}}^1\times {\mathrm{8377}}^1$

素因数の和:10873

約数の個数: 24

約数和(自身を含む): 35444704064

約数和(自身を除く): 15276540436

約数列:

[1, 2, 4, 271, 542, 1084, 2221, 4442, 8377, 8884, 16754, 33508, 601891, 1203782, 2270167, 2407564, 4540334, 9080668, 18605317, 37210634, 74421268, 5042040907, 10084081814, 20168163628]

約数ペア:

[(1, 20168163628), (2, 10084081814), (4, 5042040907), (271, 74421268), (542, 37210634), (1084, 18605317), (2221, 9080668), (4442, 4540334), (8377, 2407564), (8884, 2270167), (16754, 1203782), (33508, 601891)]