20677874

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64217}}^1$

素因数の和:64249

約数の個数: 16

約数和(自身を含む): 36989568

約数和(自身を除く): 16311694

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64217, 128434, 449519, 899038, 1476991, 2953982, 10338937, 20677874]

約数ペア:

[(1, 20677874), (2, 10338937), (7, 2953982), (14, 1476991), (23, 899038), (46, 449519), (161, 128434), (322, 64217)]