20842359

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{1823}}^1$

素因数の和:1966

約数の個数: 16

約数和(自身を含む): 28833792

約数和(自身を除く): 7991433

約数列:

[1, 3, 37, 103, 111, 309, 1823, 3811, 5469, 11433, 67451, 187769, 202353, 563307, 6947453, 20842359]

約数ペア:

[(1, 20842359), (3, 6947453), (37, 563307), (103, 202353), (111, 187769), (309, 67451), (1823, 11433), (3811, 5469)]