19068551721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{21149}}^1$

素因数の和:21326

約数の個数: 48

約数和(自身を含む): 29932156800

約数和(自身を除く): 10863605079

約数列:

[1, 3, 9, 17, 51, 71, 83, 153, 213, 249, 639, 747, 1207, 1411, 3621, 4233, 5893, 10863, 12699, 17679, 21149, 53037, 63447, 100181, 190341, 300543, 359533, 901629, 1078599, 1501579, 1755367, 3235797, 4504737, 5266101, 13514211, 15798303, 25526843, 29841239, 76580529, 89523717, 124631057, 229741587, 268571151, 373893171, 1121679513, 2118727969, 6356183907, 19068551721]

約数ペア:

[(1, 19068551721), (3, 6356183907), (9, 2118727969), (17, 1121679513), (51, 373893171), (71, 268571151), (83, 229741587), (153, 124631057), (213, 89523717), (249, 76580529), (639, 29841239), (747, 25526843), (1207, 15798303), (1411, 13514211), (3621, 5266101), (4233, 4504737), (5893, 3235797), (10863, 1755367), (12699, 1501579), (17679, 1078599), (21149, 901629), (53037, 359533), (63447, 300543), (100181, 190341)]