20154204297

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{21851}}^1$

素因数の和:22115

約数の個数: 40

約数和(自身を含む): 30777230880

約数和(自身を除く): 10623026583

約数列:

[1, 3, 9, 27, 59, 81, 177, 193, 531, 579, 1593, 1737, 4779, 5211, 11387, 15633, 21851, 34161, 65553, 102483, 196659, 307449, 589977, 922347, 1289209, 1769931, 3867627, 4217243, 11602881, 12651729, 34808643, 37955187, 104425929, 113865561, 248817337, 341596683, 746452011, 2239356033, 6718068099, 20154204297]

約数ペア:

[(1, 20154204297), (3, 6718068099), (9, 2239356033), (27, 746452011), (59, 341596683), (81, 248817337), (177, 113865561), (193, 104425929), (531, 37955187), (579, 34808643), (1593, 12651729), (1737, 11602881), (4779, 4217243), (5211, 3867627), (11387, 1769931), (15633, 1289209), (21851, 922347), (34161, 589977), (65553, 307449), (102483, 196659)]