20257897

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1008

約数の個数: 16

約数和(自身を含む): 23611392

約数和(自身を除く): 3353495

約数列:

[1, 11, 17, 127, 187, 853, 1397, 2159, 9383, 14501, 23749, 108331, 159511, 1191641, 1841627, 20257897]

約数ペア:

[(1, 20257897), (11, 1841627), (17, 1191641), (127, 159511), (187, 108331), (853, 23749), (1397, 14501), (2159, 9383)]