19393863

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1097}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 26562816

約数和(自身を除く): 7168953

約数列:

[1, 3, 71, 83, 213, 249, 1097, 3291, 5893, 17679, 77887, 91051, 233661, 273153, 6464621, 19393863]

約数ペア:

[(1, 19393863), (3, 6464621), (71, 273153), (83, 233661), (213, 91051), (249, 77887), (1097, 17679), (3291, 5893)]