20095928559

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{158777}}^1$

素因数の和:158845

約数の個数: 48

約数和(自身を含む): 34677115200

約数和(自身を除く): 14581186641

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 343, 369, 441, 861, 1029, 2009, 2583, 3087, 6027, 14063, 18081, 42189, 126567, 158777, 476331, 1111439, 1428993, 3334317, 6509857, 7780073, 10002951, 19529571, 23340219, 45568999, 54460511, 58588713, 70020657, 136706997, 163381533, 318982993, 410120991, 490144599, 956948979, 2232880951, 2870846937, 6698642853, 20095928559]

約数ペア:

[(1, 20095928559), (3, 6698642853), (7, 2870846937), (9, 2232880951), (21, 956948979), (41, 490144599), (49, 410120991), (63, 318982993), (123, 163381533), (147, 136706997), (287, 70020657), (343, 58588713), (369, 54460511), (441, 45568999), (861, 23340219), (1029, 19529571), (2009, 10002951), (2583, 7780073), (3087, 6509857), (6027, 3334317), (14063, 1428993), (18081, 1111439), (42189, 476331), (126567, 158777)]