20538452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{769}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 39325440

約数和(自身を除く): 18786988

約数列:

[1, 2, 4, 11, 22, 44, 607, 769, 1214, 1538, 2428, 3076, 6677, 8459, 13354, 16918, 26708, 33836, 466783, 933566, 1867132, 5134613, 10269226, 20538452]

約数ペア:

[(1, 20538452), (2, 10269226), (4, 5134613), (11, 1867132), (22, 933566), (44, 466783), (607, 33836), (769, 26708), (1214, 16918), (1538, 13354), (2428, 8459), (3076, 6677)]