18702970690

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3809159}}^1$

素因数の和:3809657

約数の個数: 16

約数和(自身を含む): 33733920960

約数和(自身を除く): 15030950270

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 3809159, 7618318, 19045795, 38091590, 1870297069, 3740594138, 9351485345, 18702970690]

約数ペア:

[(1, 18702970690), (2, 9351485345), (5, 3740594138), (10, 1870297069), (491, 38091590), (982, 19045795), (2455, 7618318), (4910, 3809159)]