20164669

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{709}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 24537600

約数和(自身を除く): 4372931

約数列:

[1, 7, 17, 119, 239, 709, 1673, 4063, 4963, 12053, 28441, 84371, 169451, 1186157, 2880667, 20164669]

約数ペア:

[(1, 20164669), (7, 2880667), (17, 1186157), (119, 169451), (239, 84371), (709, 28441), (1673, 12053), (4063, 4963)]