19315009

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7057}}^1$

素因数の和:7104

約数の個数: 16

約数和(自身を含む): 24392448

約数和(自身を除く): 5077439

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7057, 49399, 119969, 162311, 839783, 1136177, 2759287, 19315009]

約数ペア:

[(1, 19315009), (7, 2759287), (17, 1136177), (23, 839783), (119, 162311), (161, 119969), (391, 49399), (2737, 7057)]