20628124

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{468821}}^1$

素因数の和:468836

約数の個数: 12

約数和(自身を含む): 39381048

約数和(自身を除く): 18752924

約数列:

[1, 2, 4, 11, 22, 44, 468821, 937642, 1875284, 5157031, 10314062, 20628124]

約数ペア:

[(1, 20628124), (2, 10314062), (4, 5157031), (11, 1875284), (22, 937642), (44, 468821)]