20148479967

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{126227}}^1$

素因数の和:126939

約数の個数: 32

約数和(自身を含む): 33542313984

約数和(自身を除く): 13393834017

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 691, 2073, 4837, 7601, 14511, 22803, 53207, 126227, 159621, 378681, 883589, 1388497, 2650767, 4165491, 9719479, 29158437, 87222857, 261668571, 610559999, 959451427, 1831679997, 2878354281, 6716159989, 20148479967]

約数ペア:

[(1, 20148479967), (3, 6716159989), (7, 2878354281), (11, 1831679997), (21, 959451427), (33, 610559999), (77, 261668571), (231, 87222857), (691, 29158437), (2073, 9719479), (4837, 4165491), (7601, 2650767), (14511, 1388497), (22803, 883589), (53207, 378681), (126227, 159621)]