20262619

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:870

約数の個数: 16

約数和(自身を含む): 22921920

約数和(自身を除く): 2659301

約数列:

[1, 13, 29, 71, 377, 757, 923, 2059, 9841, 21953, 26767, 53747, 285389, 698711, 1558663, 20262619]

約数ペア:

[(1, 20262619), (13, 1558663), (29, 698711), (71, 285389), (377, 53747), (757, 26767), (923, 21953), (2059, 9841)]