20809898225523

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1391479}}^1$

素因数の和:1391981

約数の個数: 72

約数和(自身を含む): 34182585615360

約数和(自身を除く): 13372687389837

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 121, 279, 341, 363, 443, 1023, 1089, 1329, 3069, 3751, 3987, 4873, 11253, 13733, 14619, 33759, 41199, 43857, 53603, 123597, 151063, 160809, 453189, 482427, 1359567, 1391479, 1661693, 4174437, 4985079, 12523311, 14955237, 15306269, 43135849, 45918807, 129407547, 137756421, 168368959, 388222641, 474494339, 505106877, 616425197, 1423483017, 1515320631, 1849275591, 4270449051, 5219437729, 5547826773, 6780677167, 15658313187, 19109181107, 20342031501, 46974939561, 57327543321, 61026094503, 74587448837, 171982629963, 210200992177, 223762346511, 630602976531, 671287039533, 1891808929593, 2312210913947, 6936632741841, 20809898225523]

約数ペア:

[(1, 20809898225523), (3, 6936632741841), (9, 2312210913947), (11, 1891808929593), (31, 671287039533), (33, 630602976531), (93, 223762346511), (99, 210200992177), (121, 171982629963), (279, 74587448837), (341, 61026094503), (363, 57327543321), (443, 46974939561), (1023, 20342031501), (1089, 19109181107), (1329, 15658313187), (3069, 6780677167), (3751, 5547826773), (3987, 5219437729), (4873, 4270449051), (11253, 1849275591), (13733, 1515320631), (14619, 1423483017), (33759, 616425197), (41199, 505106877), (43857, 474494339), (53603, 388222641), (123597, 168368959), (151063, 137756421), (160809, 129407547), (453189, 45918807), (482427, 43135849), (1359567, 15306269), (1391479, 14955237), (1661693, 12523311), (4174437, 4985079)]