18805226

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4339}}^1$

素因数の和:4549

約数の個数: 16

約数和(自身を含む): 30935520

約数和(自身を除く): 12130294

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 4339, 8678, 47729, 95458, 854783, 1709566, 9402613, 18805226]

約数ペア:

[(1, 18805226), (2, 9402613), (11, 1709566), (22, 854783), (197, 95458), (394, 47729), (2167, 8678), (4334, 4339)]