20938375

素因数分解:

$5^3\times {\mathrm{191}}^1\times {\mathrm{877}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 26297856

約数和(自身を除く): 5359481

約数列:

[1, 5, 25, 125, 191, 877, 955, 4385, 4775, 21925, 23875, 109625, 167507, 837535, 4187675, 20938375]

約数ペア:

[(1, 20938375), (5, 4187675), (25, 837535), (125, 167507), (191, 109625), (877, 23875), (955, 21925), (4385, 4775)]