18678836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{424519}}^1$

素因数の和:424534

約数の個数: 12

約数和(自身を含む): 35659680

約数和(自身を除く): 16980844

約数列:

[1, 2, 4, 11, 22, 44, 424519, 849038, 1698076, 4669709, 9339418, 18678836]

約数ペア:

[(1, 18678836), (2, 9339418), (4, 4669709), (11, 1698076), (22, 849038), (44, 424519)]