18722836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{425519}}^1$

素因数の和:425534

約数の個数: 12

約数和(自身を含む): 35743680

約数和(自身を除く): 17020844

約数列:

[1, 2, 4, 11, 22, 44, 425519, 851038, 1702076, 4680709, 9361418, 18722836]

約数ペア:

[(1, 18722836), (2, 9361418), (4, 4680709), (11, 1702076), (22, 851038), (44, 425519)]