18903230

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{43961}}^1$

素因数の和:44011

約数の個数: 16

約数和(自身を含む): 34817904

約数和(自身を除く): 15914674

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 43961, 87922, 219805, 439610, 1890323, 3780646, 9451615, 18903230]

約数ペア:

[(1, 18903230), (2, 9451615), (5, 3780646), (10, 1890323), (43, 439610), (86, 219805), (215, 87922), (430, 43961)]