20525938

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:1041

約数の個数: 16

約数和(自身を含む): 31409280

約数和(自身を除く): 10883342

約数列:

[1, 2, 79, 158, 163, 326, 797, 1594, 12877, 25754, 62963, 125926, 129911, 259822, 10262969, 20525938]

約数ペア:

[(1, 20525938), (2, 10262969), (79, 259822), (158, 129911), (163, 125926), (326, 62963), (797, 25754), (1594, 12877)]