42208690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{222151}}^1$

素因数の和:222177

約数の個数: 16

約数和(自身を含む): 79974720

約数和(自身を除く): 37766030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 222151, 444302, 1110755, 2221510, 4220869, 8441738, 21104345, 42208690]

約数ペア:

[(1, 42208690), (2, 21104345), (5, 8441738), (10, 4220869), (19, 2221510), (38, 1110755), (95, 444302), (190, 222151)]