19862125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{8363}}^1$

素因数の和:8397

約数の個数: 16

約数和(自身を含む): 26095680

約数和(自身を除く): 6233555

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 8363, 41815, 158897, 209075, 794485, 1045375, 3972425, 19862125]

約数ペア:

[(1, 19862125), (5, 3972425), (19, 1045375), (25, 794485), (95, 209075), (125, 158897), (475, 41815), (2375, 8363)]