18442660

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3329}}^1$

素因数の和:3615

約数の個数: 24

約数和(自身を含む): 38881080

約数和(自身を除く): 20438420

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 3329, 5540, 6658, 13316, 16645, 33290, 66580, 922133, 1844266, 3688532, 4610665, 9221330, 18442660]

約数ペア:

[(1, 18442660), (2, 9221330), (4, 4610665), (5, 3688532), (10, 1844266), (20, 922133), (277, 66580), (554, 33290), (1108, 16645), (1385, 13316), (2770, 6658), (3329, 5540)]