18256538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{3863}}^1$

素因数の和:4021

約数の個数: 16

約数和(自身を含む): 29211840

約数和(自身を除く): 10955302

約数列:

[1, 2, 17, 34, 139, 278, 2363, 3863, 4726, 7726, 65671, 131342, 536957, 1073914, 9128269, 18256538]

約数ペア:

[(1, 18256538), (2, 9128269), (17, 1073914), (34, 536957), (139, 131342), (278, 65671), (2363, 7726), (3863, 4726)]