20168953

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7369}}^1$

素因数の和:7416

約数の個数: 16

約数和(自身を含む): 25470720

約数和(自身を除く): 5301767

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 7369, 51583, 125273, 169487, 876911, 1186409, 2881279, 20168953]

約数ペア:

[(1, 20168953), (7, 2881279), (17, 1186409), (23, 876911), (119, 169487), (161, 125273), (391, 51583), (2737, 7369)]