20017535

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{827}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 24800256

約数和(自身を除く): 4782721

約数列:

[1, 5, 47, 103, 235, 515, 827, 4135, 4841, 24205, 38869, 85181, 194345, 425905, 4003507, 20017535]

約数ペア:

[(1, 20017535), (5, 4003507), (47, 425905), (103, 194345), (235, 85181), (515, 38869), (827, 24205), (4135, 4841)]