18321567228

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{751}}^1\times {\mathrm{1321}}^1$

素因数の和:2110

約数の個数: 144

約数和(自身を含む): 50661578240

約数和(自身を除く): 32340011012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 751, 972, 1026, 1321, 1502, 1539, 2052, 2253, 2642, 3004, 3078, 3963, 4506, 4617, 5284, 6156, 6759, 7926, 9012, 9234, 11889, 13518, 14269, 15852, 18468, 20277, 23778, 25099, 27036, 28538, 35667, 40554, 42807, 47556, 50198, 57076, 60831, 71334, 75297, 81108, 85614, 100396, 107001, 121662, 128421, 142668, 150594, 171228, 182493, 214002, 225891, 243324, 256842, 301188, 321003, 364986, 385263, 428004, 451782, 513684, 642006, 677673, 729972, 770526, 903564, 992071, 1155789, 1284012, 1355346, 1541052, 1984142, 2033019, 2311578, 2710692, 2976213, 3467367, 3968284, 4066038, 4623156, 5952426, 6099057, 6934734, 8132076, 8928639, 11904852, 12198114, 13869468, 17857278, 18849349, 24396228, 26785917, 35714556, 37698698, 53571834, 56548047, 75397396, 80357751, 107143668, 113096094, 160715502, 169644141, 226192188, 241073253, 321431004, 339288282, 482146506, 508932423, 678576564, 964293012, 1017864846, 1526797269, 2035729692, 3053594538, 4580391807, 6107189076, 9160783614, 18321567228]

約数ペア:

[(1, 18321567228), (2, 9160783614), (3, 6107189076), (4, 4580391807), (6, 3053594538), (9, 2035729692), (12, 1526797269), (18, 1017864846), (19, 964293012), (27, 678576564), (36, 508932423), (38, 482146506), (54, 339288282), (57, 321431004), (76, 241073253), (81, 226192188), (108, 169644141), (114, 160715502), (162, 113096094), (171, 107143668), (228, 80357751), (243, 75397396), (324, 56548047), (342, 53571834), (486, 37698698), (513, 35714556), (684, 26785917), (751, 24396228), (972, 18849349), (1026, 17857278), (1321, 13869468), (1502, 12198114), (1539, 11904852), (2052, 8928639), (2253, 8132076), (2642, 6934734), (3004, 6099057), (3078, 5952426), (3963, 4623156), (4506, 4066038), (4617, 3968284), (5284, 3467367), (6156, 2976213), (6759, 2710692), (7926, 2311578), (9012, 2033019), (9234, 1984142), (11889, 1541052), (13518, 1355346), (14269, 1284012), (15852, 1155789), (18468, 992071), (20277, 903564), (23778, 770526), (25099, 729972), (27036, 677673), (28538, 642006), (35667, 513684), (40554, 451782), (42807, 428004), (47556, 385263), (50198, 364986), (57076, 321003), (60831, 301188), (71334, 256842), (75297, 243324), (81108, 225891), (85614, 214002), (100396, 182493), (107001, 171228), (121662, 150594), (128421, 142668)]