18746828

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{43801}}^1$

素因数の和:43912

約数の個数: 12

約数和(自身を含む): 33114312

約数和(自身を除く): 14367484

約数列:

[1, 2, 4, 107, 214, 428, 43801, 87602, 175204, 4686707, 9373414, 18746828]

約数ペア:

[(1, 18746828), (2, 9373414), (4, 4686707), (107, 175204), (214, 87602), (428, 43801)]