20554165

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{373}}^1$

素因数の和:588

約数の個数: 16

約数和(自身を含む): 25204608

約数和(自身を除く): 4650443

約数列:

[1, 5, 103, 107, 373, 515, 535, 1865, 11021, 38419, 39911, 55105, 192095, 199555, 4110833, 20554165]

約数ペア:

[(1, 20554165), (5, 4110833), (103, 199555), (107, 192095), (373, 55105), (515, 39911), (535, 38419), (1865, 11021)]