20112155

素因数分解:

$5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1433}}^1$

素因数の和:1846

約数の個数: 16

約数和(自身を含む): 27670464

約数和(自身を除く): 7558309

約数列:

[1, 5, 7, 35, 401, 1433, 2005, 2807, 7165, 10031, 14035, 50155, 574633, 2873165, 4022431, 20112155]

約数ペア:

[(1, 20112155), (5, 4022431), (7, 2873165), (35, 574633), (401, 50155), (1433, 14035), (2005, 10031), (2807, 7165)]