18638444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{423601}}^1$

素因数の和:423616

約数の個数: 12

約数和(自身を含む): 35582568

約数和(自身を除く): 16944124

約数列:

[1, 2, 4, 11, 22, 44, 423601, 847202, 1694404, 4659611, 9319222, 18638444]

約数ペア:

[(1, 18638444), (2, 9319222), (4, 4659611), (11, 1694404), (22, 847202), (44, 423601)]