20199428195

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{90619}}^1$

素因数の和:91142

約数の個数: 16

約数和(自身を含む): 24521772000

約数和(自身を除く): 4322343805

約数列:

[1, 5, 109, 409, 545, 2045, 44581, 90619, 222905, 453095, 9877471, 37063171, 49387355, 185315855, 4039885639, 20199428195]

約数ペア:

[(1, 20199428195), (5, 4039885639), (109, 185315855), (409, 49387355), (545, 37063171), (2045, 9877471), (44581, 453095), (90619, 222905)]