20026450

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{9769}}^1$

素因数の和:9822

約数の個数: 24

約数和(自身を含む): 38161620

約数和(自身を除く): 18135170

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 1025, 2050, 9769, 19538, 48845, 97690, 244225, 400529, 488450, 801058, 2002645, 4005290, 10013225, 20026450]

約数ペア:

[(1, 20026450), (2, 10013225), (5, 4005290), (10, 2002645), (25, 801058), (41, 488450), (50, 400529), (82, 244225), (205, 97690), (410, 48845), (1025, 19538), (2050, 9769)]