18495004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{420341}}^1$

素因数の和:420356

約数の個数: 12

約数和(自身を含む): 35308728

約数和(自身を除く): 16813724

約数列:

[1, 2, 4, 11, 22, 44, 420341, 840682, 1681364, 4623751, 9247502, 18495004]

約数ペア:

[(1, 18495004), (2, 9247502), (4, 4623751), (11, 1681364), (22, 840682), (44, 420341)]