18728852

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{43759}}^1$

素因数の和:43870

約数の個数: 12

約数和(自身を含む): 33082560

約数和(自身を除く): 14353708

約数列:

[1, 2, 4, 107, 214, 428, 43759, 87518, 175036, 4682213, 9364426, 18728852]

約数ペア:

[(1, 18728852), (2, 9364426), (4, 4682213), (107, 175036), (214, 87518), (428, 43759)]