19279018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{2441}}^1$

素因数の和:2813

約数の個数: 16

約数和(自身を含む): 31648320

約数和(自身を除く): 12369302

約数列:

[1, 2, 11, 22, 359, 718, 2441, 3949, 4882, 7898, 26851, 53702, 876319, 1752638, 9639509, 19279018]

約数ペア:

[(1, 19279018), (2, 9639509), (11, 1752638), (22, 876319), (359, 53702), (718, 26851), (2441, 7898), (3949, 4882)]