18528554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{9463}}^1$

素因数の和:9565

約数の個数: 16

約数和(自身を含む): 30663360

約数和(自身を除く): 12134806

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 9463, 18926, 104093, 208186, 842207, 1684414, 9264277, 18528554]

約数ペア:

[(1, 18528554), (2, 9264277), (11, 1684414), (22, 842207), (89, 208186), (178, 104093), (979, 18926), (1958, 9463)]