20163949684

素因数分解:

$2^2\times {\mathrm{1621}}^1\times {\mathrm{3109801}}^1$

素因数の和:3111426

約数の個数: 12

約数和(自身を含む): 35308691908

約数和(自身を除く): 15144742224

約数列:

[1, 2, 4, 1621, 3242, 6484, 3109801, 6219602, 12439204, 5040987421, 10081974842, 20163949684]

約数ペア:

[(1, 20163949684), (2, 10081974842), (4, 5040987421), (1621, 12439204), (3242, 6219602), (6484, 3109801)]