20169877540

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6187079}}^1$

素因数の和:6187251

約数の個数: 24

約数和(自身を含む): 42616607040

約数和(自身を除く): 22446729500

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 6187079, 12374158, 24748316, 30935395, 61870790, 123741580, 1008493877, 2016987754, 4033975508, 5042469385, 10084938770, 20169877540]

約数ペア:

[(1, 20169877540), (2, 10084938770), (4, 5042469385), (5, 4033975508), (10, 2016987754), (20, 1008493877), (163, 123741580), (326, 61870790), (652, 30935395), (815, 24748316), (1630, 12374158), (3260, 6187079)]