20443100

素因数分解:

$2^2\times 5^2\times {\mathrm{204431}}^1$

素因数の和:204445

約数の個数: 18

約数和(自身を含む): 44361744

約数和(自身を除く): 23918644

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 204431, 408862, 817724, 1022155, 2044310, 4088620, 5110775, 10221550, 20443100]

約数ペア:

[(1, 20443100), (2, 10221550), (4, 5110775), (5, 4088620), (10, 2044310), (20, 1022155), (25, 817724), (50, 408862), (100, 204431)]