20138042

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{677}}^1$

素因数の和:925

約数の個数: 16

約数和(自身を含む): 30754080

約数和(自身を除く): 10616038

約数列:

[1, 2, 107, 139, 214, 278, 677, 1354, 14873, 29746, 72439, 94103, 144878, 188206, 10069021, 20138042]

約数ペア:

[(1, 20138042), (2, 10069021), (107, 188206), (139, 144878), (214, 94103), (278, 72439), (677, 29746), (1354, 14873)]