20872875648

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{12163}}^1$

素因数の和:12330

約数の個数: 128

約数和(自身を含む): 57321633600

約数和(自身を除く): 36448757952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 109, 123, 128, 164, 192, 218, 246, 327, 328, 384, 436, 492, 654, 656, 872, 984, 1308, 1312, 1744, 1968, 2616, 2624, 3488, 3936, 4469, 5232, 5248, 6976, 7872, 8938, 10464, 12163, 13407, 13952, 15744, 17876, 20928, 24326, 26814, 35752, 36489, 41856, 48652, 53628, 71504, 72978, 97304, 107256, 143008, 145956, 194608, 214512, 286016, 291912, 389216, 429024, 498683, 572032, 583824, 778432, 858048, 997366, 1167648, 1325767, 1496049, 1556864, 1716096, 1994732, 2335296, 2651534, 2992098, 3977301, 3989464, 4670592, 5303068, 5984196, 7954602, 7978928, 10606136, 11968392, 15909204, 15957856, 21212272, 23936784, 31818408, 31915712, 42424544, 47873568, 54356447, 63636816, 63831424, 84849088, 95747136, 108712894, 127273632, 163069341, 169698176, 191494272, 217425788, 254547264, 326138682, 434851576, 509094528, 652277364, 869703152, 1304554728, 1739406304, 2609109456, 3478812608, 5218218912, 6957625216, 10436437824, 20872875648]

約数ペア:

[(1, 20872875648), (2, 10436437824), (3, 6957625216), (4, 5218218912), (6, 3478812608), (8, 2609109456), (12, 1739406304), (16, 1304554728), (24, 869703152), (32, 652277364), (41, 509094528), (48, 434851576), (64, 326138682), (82, 254547264), (96, 217425788), (109, 191494272), (123, 169698176), (128, 163069341), (164, 127273632), (192, 108712894), (218, 95747136), (246, 84849088), (327, 63831424), (328, 63636816), (384, 54356447), (436, 47873568), (492, 42424544), (654, 31915712), (656, 31818408), (872, 23936784), (984, 21212272), (1308, 15957856), (1312, 15909204), (1744, 11968392), (1968, 10606136), (2616, 7978928), (2624, 7954602), (3488, 5984196), (3936, 5303068), (4469, 4670592), (5232, 3989464), (5248, 3977301), (6976, 2992098), (7872, 2651534), (8938, 2335296), (10464, 1994732), (12163, 1716096), (13407, 1556864), (13952, 1496049), (15744, 1325767), (17876, 1167648), (20928, 997366), (24326, 858048), (26814, 778432), (35752, 583824), (36489, 572032), (41856, 498683), (48652, 429024), (53628, 389216), (71504, 291912), (72978, 286016), (97304, 214512), (107256, 194608), (143008, 145956)]