20450312

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{111143}}^1$

素因数の和:111172

約数の個数: 16

約数和(自身を含む): 40011840

約数和(自身を除く): 19561528

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 111143, 222286, 444572, 889144, 2556289, 5112578, 10225156, 20450312]

約数ペア:

[(1, 20450312), (2, 10225156), (4, 5112578), (8, 2556289), (23, 889144), (46, 444572), (92, 222286), (184, 111143)]