20559409

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2269}}^1$

素因数の和:2340

約数の個数: 16

約数和(自身を含む): 24025680

約数和(自身を除く): 3466271

約数列:

[1, 13, 17, 41, 221, 533, 697, 2269, 9061, 29497, 38573, 93029, 501449, 1209377, 1581493, 20559409]

約数ペア:

[(1, 20559409), (13, 1581493), (17, 1209377), (41, 501449), (221, 93029), (533, 38573), (697, 29497), (2269, 9061)]