20659834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1\times {\mathrm{997}}^1$

素因数の和:1809

約数の個数: 16

約数和(自身を含む): 33448968

約数和(自身を除く): 12789134

約数列:

[1, 2, 13, 26, 797, 997, 1594, 1994, 10361, 12961, 20722, 25922, 794609, 1589218, 10329917, 20659834]

約数ペア:

[(1, 20659834), (2, 10329917), (13, 1589218), (26, 794609), (797, 25922), (997, 20722), (1594, 12961), (1994, 10361)]