18826040

素因数分解:

$2^3\times 5^1\times {\mathrm{470651}}^1$

素因数の和:470662

約数の個数: 16

約数和(自身を含む): 42358680

約数和(自身を除く): 23532640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 470651, 941302, 1882604, 2353255, 3765208, 4706510, 9413020, 18826040]

約数ペア:

[(1, 18826040), (2, 9413020), (4, 4706510), (5, 3765208), (8, 2353255), (10, 1882604), (20, 941302), (40, 470651)]