2019918025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{4252459}}^1$

素因数の和:4252488

約数の個数: 12

約数和(自身を含む): 2636525200

約数和(自身を除く): 616607175

約数列:

[1, 5, 19, 25, 95, 475, 4252459, 21262295, 80796721, 106311475, 403983605, 2019918025]

約数ペア:

[(1, 2019918025), (5, 403983605), (19, 106311475), (25, 80796721), (95, 21262295), (475, 4252459)]