20159741

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3697}}^1$

素因数の和:3764

約数の個数: 16

約数和(自身を含む): 24850560

約数和(自身を除く): 4690819

約数列:

[1, 7, 19, 41, 133, 287, 779, 3697, 5453, 25879, 70243, 151577, 491701, 1061039, 2879963, 20159741]

約数ペア:

[(1, 20159741), (7, 2879963), (19, 1061039), (41, 491701), (133, 151577), (287, 70243), (779, 25879), (3697, 5453)]