40665218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{2029}}^1$

素因数の和:2953

約数の個数: 16

約数和(自身を含む): 66648960

約数和(自身を除く): 25983742

約数列:

[1, 2, 11, 22, 911, 1822, 2029, 4058, 10021, 20042, 22319, 44638, 1848419, 3696838, 20332609, 40665218]

約数ペア:

[(1, 40665218), (2, 20332609), (11, 3696838), (22, 1848419), (911, 44638), (1822, 22319), (2029, 20042), (4058, 10021)]