20846615

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{2063}}^1$

素因数の和:2158

約数の個数: 16

約数和(自身を含む): 26155008

約数和(自身を除く): 5308393

約数列:

[1, 5, 43, 47, 215, 235, 2021, 2063, 10105, 10315, 88709, 96961, 443545, 484805, 4169323, 20846615]

約数ペア:

[(1, 20846615), (5, 4169323), (43, 484805), (47, 443545), (215, 96961), (235, 88709), (2021, 10315), (2063, 10105)]