18430216

素因数分解:

$2^3\times 7^1\times {\mathrm{329111}}^1$

素因数の和:329124

約数の個数: 16

約数和(自身を含む): 39493440

約数和(自身を除く): 21063224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 329111, 658222, 1316444, 2303777, 2632888, 4607554, 9215108, 18430216]

約数ペア:

[(1, 18430216), (2, 9215108), (4, 4607554), (7, 2632888), (8, 2303777), (14, 1316444), (28, 658222), (56, 329111)]