2019806855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{192271}}^1$

素因数の和:192478

約数の個数: 16

約数和(自身を含む): 2657968128

約数和(自身を除く): 638161273

約数列:

[1, 5, 11, 55, 191, 955, 2101, 10505, 192271, 961355, 2114981, 10574905, 36723761, 183618805, 403961371, 2019806855]

約数ペア:

[(1, 2019806855), (5, 403961371), (11, 183618805), (55, 36723761), (191, 10574905), (955, 2114981), (2101, 961355), (10505, 192271)]