20512605530

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19915151}}^1$

素因数の和:19915261

約数の個数: 16

約数和(自身を含む): 37281164544

約数和(自身を除く): 16768559014

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19915151, 39830302, 99575755, 199151510, 2051260553, 4102521106, 10256302765, 20512605530]

約数ペア:

[(1, 20512605530), (2, 10256302765), (5, 4102521106), (10, 2051260553), (103, 199151510), (206, 99575755), (515, 39830302), (1030, 19915151)]