20711847

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{12953}}^1$

素因数の和:13010

約数の個数: 16

約数和(自身を含む): 30467808

約数和(自身を除く): 9755961

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 12953, 38859, 168389, 505167, 531073, 1593219, 6903949, 20711847]

約数ペア:

[(1, 20711847), (3, 6903949), (13, 1593219), (39, 531073), (41, 505167), (123, 168389), (533, 38859), (1599, 12953)]