16889195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 21504000

約数和(自身を除く): 4614805

約数列:

[1, 5, 19, 95, 139, 695, 1279, 2641, 6395, 13205, 24301, 121505, 177781, 888905, 3377839, 16889195]

約数ペア:

[(1, 16889195), (5, 3377839), (19, 888905), (95, 177781), (139, 121505), (695, 24301), (1279, 13205), (2641, 6395)]