18639838

素因数分解:

$2^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{2851}}^1$

素因数の和:3327

約数の個数: 16

約数和(自身を含む): 32033664

約数和(自身を除く): 13393826

約数列:

[1, 2, 7, 14, 467, 934, 2851, 3269, 5702, 6538, 19957, 39914, 1331417, 2662834, 9319919, 18639838]

約数ペア:

[(1, 18639838), (2, 9319919), (7, 2662834), (14, 1331417), (467, 39914), (934, 19957), (2851, 6538), (3269, 5702)]