18386312

素因数分解:

$2^3\times 7^1\times {\mathrm{328327}}^1$

素因数の和:328340

約数の個数: 16

約数和(自身を含む): 39399360

約数和(自身を除く): 21013048

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 328327, 656654, 1313308, 2298289, 2626616, 4596578, 9193156, 18386312]

約数ペア:

[(1, 18386312), (2, 9193156), (4, 4596578), (7, 2626616), (8, 2298289), (14, 1313308), (28, 656654), (56, 328327)]