20559851

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3001}}^1$

素因数の和:3062

約数の個数: 16

約数和(自身を含む): 24208128

約数和(自身を除く): 3648277

約数列:

[1, 13, 17, 31, 221, 403, 527, 3001, 6851, 39013, 51017, 93031, 663221, 1209403, 1581527, 20559851]

約数ペア:

[(1, 20559851), (13, 1581527), (17, 1209403), (31, 663221), (221, 93031), (403, 51017), (527, 39013), (3001, 6851)]