18388910

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44851}}^1$

素因数の和:44899

約数の個数: 16

約数和(自身を含む): 33908112

約数和(自身を除く): 15519202

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 44851, 89702, 224255, 448510, 1838891, 3677782, 9194455, 18388910]

約数ペア:

[(1, 18388910), (2, 9194455), (5, 3677782), (10, 1838891), (41, 448510), (82, 224255), (205, 89702), (410, 44851)]