20158229

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{5987}}^1$

素因数の和:6044

約数の個数: 16

約数和(自身を含む): 25484928

約数和(自身を除く): 5326699

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 5987, 41909, 77831, 221519, 544817, 1550633, 2879747, 20158229]

約数ペア:

[(1, 20158229), (7, 2879747), (13, 1550633), (37, 544817), (91, 221519), (259, 77831), (481, 41909), (3367, 5987)]