20061865

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4057}}^1$

素因数の和:4128

約数の個数: 16

約数和(自身を含む): 25711488

約数和(自身を除く): 5649623

約数列:

[1, 5, 23, 43, 115, 215, 989, 4057, 4945, 20285, 93311, 174451, 466555, 872255, 4012373, 20061865]

約数ペア:

[(1, 20061865), (5, 4012373), (23, 872255), (43, 466555), (115, 174451), (215, 93311), (989, 20285), (4057, 4945)]