20017504415

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{768869}}^1$

素因数の和:769042

約数の個数: 16

約数和(自身を含む): 24800670720

約数和(自身を除く): 4783166305

約数列:

[1, 5, 41, 127, 205, 635, 5207, 26035, 768869, 3844345, 31523629, 97646363, 157618145, 488231815, 4003500883, 20017504415]

約数ペア:

[(1, 20017504415), (5, 4003500883), (41, 488231815), (127, 157618145), (205, 97646363), (635, 31523629), (5207, 3844345), (26035, 768869)]