20759508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7489}}^1$

素因数の和:7517

約数の個数: 72

約数和(自身を含む): 65432640

約数和(自身を除く): 44673132

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7489, 14978, 22467, 29956, 44934, 52423, 67401, 82379, 89868, 104846, 134802, 157269, 164758, 209692, 247137, 269604, 314538, 329516, 471807, 494274, 576653, 629076, 741411, 943614, 988548, 1153306, 1482822, 1729959, 1887228, 2306612, 2965644, 3459918, 5189877, 6919836, 10379754, 20759508]

約数ペア:

[(1, 20759508), (2, 10379754), (3, 6919836), (4, 5189877), (6, 3459918), (7, 2965644), (9, 2306612), (11, 1887228), (12, 1729959), (14, 1482822), (18, 1153306), (21, 988548), (22, 943614), (28, 741411), (33, 629076), (36, 576653), (42, 494274), (44, 471807), (63, 329516), (66, 314538), (77, 269604), (84, 247137), (99, 209692), (126, 164758), (132, 157269), (154, 134802), (198, 104846), (231, 89868), (252, 82379), (308, 67401), (396, 52423), (462, 44934), (693, 29956), (924, 22467), (1386, 14978), (2772, 7489)]