16638226

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:570

約数の個数: 24

約数和(自身を含む): 27650700

約数和(自身を除く): 11012474

約数列:

[1, 2, 11, 22, 121, 197, 242, 349, 394, 698, 2167, 3839, 4334, 7678, 23837, 42229, 47674, 68753, 84458, 137506, 756283, 1512566, 8319113, 16638226]

約数ペア:

[(1, 16638226), (2, 8319113), (11, 1512566), (22, 756283), (121, 137506), (197, 84458), (242, 68753), (349, 47674), (394, 42229), (698, 23837), (2167, 7678), (3839, 4334)]