20557522

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1621}}^1$

素因数の和:2013

約数の個数: 16

約数和(自身を含む): 32757912

約数和(自身を除く): 12200390

約数列:

[1, 2, 17, 34, 373, 746, 1621, 3242, 6341, 12682, 27557, 55114, 604633, 1209266, 10278761, 20557522]

約数ペア:

[(1, 20557522), (2, 10278761), (17, 1209266), (34, 604633), (373, 55114), (746, 27557), (1621, 12682), (3242, 6341)]