17980534

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{62869}}^1$

素因数の和:62895

約数の個数: 16

約数和(自身を含む): 31686480

約数和(自身を除く): 13705946

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 62869, 125738, 691559, 817297, 1383118, 1634594, 8990267, 17980534]

約数ペア:

[(1, 17980534), (2, 8990267), (11, 1634594), (13, 1383118), (22, 817297), (26, 691559), (143, 125738), (286, 62869)]