19493335

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{457}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 24732000

約数和(自身を除く): 5238665

約数列:

[1, 5, 19, 95, 449, 457, 2245, 2285, 8531, 8683, 42655, 43415, 205193, 1025965, 3898667, 19493335]

約数ペア:

[(1, 19493335), (5, 3898667), (19, 1025965), (95, 205193), (449, 43415), (457, 42655), (2245, 8683), (2285, 8531)]