20464059

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88589}}^1$

素因数の和:88610

約数の個数: 16

約数和(自身を含む): 34018560

約数和(自身を除く): 13554501

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88589, 265767, 620123, 974479, 1860369, 2923437, 6821353, 20464059]

約数ペア:

[(1, 20464059), (3, 6821353), (7, 2923437), (11, 1860369), (21, 974479), (33, 620123), (77, 265767), (231, 88589)]