20966770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190607}}^1$

素因数の和:190625

約数の個数: 16

約数和(自身を含む): 41171328

約数和(自身を除く): 20204558

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190607, 381214, 953035, 1906070, 2096677, 4193354, 10483385, 20966770]

約数ペア:

[(1, 20966770), (2, 10483385), (5, 4193354), (10, 2096677), (11, 1906070), (22, 953035), (55, 381214), (110, 190607)]