18555196

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421709}}^1$

素因数の和:421724

約数の個数: 12

約数和(自身を含む): 35423640

約数和(自身を除く): 16868444

約数列:

[1, 2, 4, 11, 22, 44, 421709, 843418, 1686836, 4638799, 9277598, 18555196]

約数ペア:

[(1, 18555196), (2, 9277598), (4, 4638799), (11, 1686836), (22, 843418), (44, 421709)]