20317396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1667}}^1$

素因数の和:1959

約数の個数: 24

約数和(自身を含む): 38951136

約数和(自身を除く): 18633740

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 1667, 3047, 3334, 6094, 6668, 12188, 18337, 36674, 73348, 461759, 923518, 1847036, 5079349, 10158698, 20317396]

約数ペア:

[(1, 20317396), (2, 10158698), (4, 5079349), (11, 1847036), (22, 923518), (44, 461759), (277, 73348), (554, 36674), (1108, 18337), (1667, 12188), (3047, 6668), (3334, 6094)]