20179946510

素因数分解:

$2^1\times 5^1\times {\mathrm{40841}}^1\times {\mathrm{49411}}^1$

素因数の和:90259

約数の個数: 16

約数和(自身を含む): 36325528272

約数和(自身を除く): 16145581762

約数列:

[1, 2, 5, 10, 40841, 49411, 81682, 98822, 204205, 247055, 408410, 494110, 2017994651, 4035989302, 10089973255, 20179946510]

約数ペア:

[(1, 20179946510), (2, 10089973255), (5, 4035989302), (10, 2017994651), (40841, 494110), (49411, 408410), (81682, 247055), (98822, 204205)]