20284924

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41911}}^1$

素因数の和:41937

約数の個数: 18

約数和(自身を含む): 39020072

約数和(自身を除く): 18735148

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41911, 83822, 167644, 461021, 922042, 1844084, 5071231, 10142462, 20284924]

約数ペア:

[(1, 20284924), (2, 10142462), (4, 5071231), (11, 1844084), (22, 922042), (44, 461021), (121, 167644), (242, 83822), (484, 41911)]