19824978

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^2\times {\mathrm{1787}}^1$

素因数の和:1878

約数の個数: 24

約数和(自身を含む): 40616208

約数和(自身を除く): 20791230

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 1787, 1849, 3574, 3698, 5361, 5547, 10722, 11094, 76841, 153682, 230523, 461046, 3304163, 6608326, 9912489, 19824978]

約数ペア:

[(1, 19824978), (2, 9912489), (3, 6608326), (6, 3304163), (43, 461046), (86, 230523), (129, 153682), (258, 76841), (1787, 11094), (1849, 10722), (3574, 5547), (3698, 5361)]