19665514985

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{5923}}^1$

素因数の和:6233

約数の個数: 32

約数和(自身を含む): 24603841152

約数和(自身を除く): 4938326167

約数列:

[1, 5, 37, 131, 137, 185, 655, 685, 4847, 5069, 5923, 17947, 24235, 25345, 29615, 89735, 219151, 664039, 775913, 811451, 1095755, 3320195, 3879565, 4057255, 28708781, 30023687, 106300081, 143543905, 150118435, 531500405, 3933102997, 19665514985]

約数ペア:

[(1, 19665514985), (5, 3933102997), (37, 531500405), (131, 150118435), (137, 143543905), (185, 106300081), (655, 30023687), (685, 28708781), (4847, 4057255), (5069, 3879565), (5923, 3320195), (17947, 1095755), (24235, 811451), (25345, 775913), (29615, 664039), (89735, 219151)]