18908666

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{12391}}^1$

素因数の和:12509

約数の個数: 16

約数和(自身を含む): 32714880

約数和(自身を除く): 13806214

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 12391, 24782, 86737, 173474, 1350619, 2701238, 9454333, 18908666]

約数ペア:

[(1, 18908666), (2, 9454333), (7, 2701238), (14, 1350619), (109, 173474), (218, 86737), (763, 24782), (1526, 12391)]