18434026180

素因数分解:

$2^2\times 5^1\times {\mathrm{921701309}}^1$

素因数の和:921701318

約数の個数: 12

約数和(自身を含む): 38711455020

約数和(自身を除く): 20277428840

約数列:

[1, 2, 4, 5, 10, 20, 921701309, 1843402618, 3686805236, 4608506545, 9217013090, 18434026180]

約数ペア:

[(1, 18434026180), (2, 9217013090), (4, 4608506545), (5, 3686805236), (10, 1843402618), (20, 921701309)]