18804932433

素因数分解:

$3^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1\times {\mathrm{2861}}^1$

素因数の和:3379

約数の個数: 64

約数和(自身を含む): 32310835200

約数和(自身を除く): 13505902767

約数列:

[1, 3, 7, 9, 21, 27, 63, 83, 189, 249, 419, 581, 747, 1257, 1743, 2241, 2861, 2933, 3771, 5229, 8583, 8799, 11313, 15687, 20027, 25749, 26397, 34777, 60081, 77247, 79191, 104331, 180243, 237463, 243439, 312993, 540729, 712389, 730317, 938979, 1198759, 1662241, 2137167, 2190951, 3596277, 4986723, 6411501, 6572853, 8391313, 10788831, 14960169, 25173939, 32366493, 44880507, 75521817, 99496997, 226565451, 298490991, 696478979, 895472973, 2089436937, 2686418919, 6268310811, 18804932433]

約数ペア:

[(1, 18804932433), (3, 6268310811), (7, 2686418919), (9, 2089436937), (21, 895472973), (27, 696478979), (63, 298490991), (83, 226565451), (189, 99496997), (249, 75521817), (419, 44880507), (581, 32366493), (747, 25173939), (1257, 14960169), (1743, 10788831), (2241, 8391313), (2861, 6572853), (2933, 6411501), (3771, 4986723), (5229, 3596277), (8583, 2190951), (8799, 2137167), (11313, 1662241), (15687, 1198759), (20027, 938979), (25749, 730317), (26397, 712389), (34777, 540729), (60081, 312993), (77247, 243439), (79191, 237463), (104331, 180243)]