20386142

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{63311}}^1$

素因数の和:63343

約数の個数: 16

約数和(自身を含む): 36467712

約数和(自身を除く): 16081570

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 63311, 126622, 443177, 886354, 1456153, 2912306, 10193071, 20386142]

約数ペア:

[(1, 20386142), (2, 10193071), (7, 2912306), (14, 1456153), (23, 886354), (46, 443177), (161, 126622), (322, 63311)]