20216964410

素因数分解:

$2^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{4690711}}^1$

素因数の和:4691149

約数の個数: 16

約数和(自身を含む): 36474976512

約数和(自身を除く): 16258012102

約数列:

[1, 2, 5, 10, 431, 862, 2155, 4310, 4690711, 9381422, 23453555, 46907110, 2021696441, 4043392882, 10108482205, 20216964410]

約数ペア:

[(1, 20216964410), (2, 10108482205), (5, 4043392882), (10, 2021696441), (431, 46907110), (862, 23453555), (2155, 9381422), (4310, 4690711)]