20807534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4801}}^1$

素因数の和:5011

約数の個数: 16

約数和(自身を含む): 34228656

約数和(自身を除く): 13421122

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4801, 9602, 52811, 105622, 945797, 1891594, 10403767, 20807534]

約数ペア:

[(1, 20807534), (2, 10403767), (11, 1891594), (22, 945797), (197, 105622), (394, 52811), (2167, 9602), (4334, 4801)]