20123090883

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1\times {\mathrm{12503}}^1$

素因数の和:13008

約数の個数: 48

約数和(自身を含む): 33862832640

約数和(自身を除く): 13739741757

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 433, 531, 1239, 1299, 3031, 3717, 3897, 9093, 12503, 25547, 27279, 37509, 76641, 87521, 112527, 178829, 229923, 262563, 536487, 737677, 787689, 1609461, 2213031, 5163739, 5413799, 6639093, 15491217, 16241397, 37896593, 46473651, 48724191, 113689779, 319414141, 341069337, 958242423, 2235898987, 2874727269, 6707696961, 20123090883]

約数ペア:

[(1, 20123090883), (3, 6707696961), (7, 2874727269), (9, 2235898987), (21, 958242423), (59, 341069337), (63, 319414141), (177, 113689779), (413, 48724191), (433, 46473651), (531, 37896593), (1239, 16241397), (1299, 15491217), (3031, 6639093), (3717, 5413799), (3897, 5163739), (9093, 2213031), (12503, 1609461), (25547, 787689), (27279, 737677), (37509, 536487), (76641, 262563), (87521, 229923), (112527, 178829)]