18151868

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{5737}}^1$

素因数の和:5861

約数の個数: 24

約数和(自身を含む): 36631392

約数和(自身を除く): 18479524

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 5737, 11474, 22948, 40159, 80318, 160636, 648281, 1296562, 2593124, 4537967, 9075934, 18151868]

約数ペア:

[(1, 18151868), (2, 9075934), (4, 4537967), (7, 2593124), (14, 1296562), (28, 648281), (113, 160636), (226, 80318), (452, 40159), (791, 22948), (1582, 11474), (3164, 5737)]