20848495

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 25896960

約数和(自身を除く): 5048465

約数列:

[1, 5, 47, 79, 235, 395, 1123, 3713, 5615, 18565, 52781, 88717, 263905, 443585, 4169699, 20848495]

約数ペア:

[(1, 20848495), (5, 4169699), (47, 443585), (79, 263905), (235, 88717), (395, 52781), (1123, 18565), (3713, 5615)]