19418784

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 66189312

約数和(自身を除く): 46770528

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 37, 42, 44, 48, 56, 66, 71, 74, 77, 84, 88, 96, 111, 112, 132, 142, 148, 154, 168, 176, 213, 222, 224, 231, 259, 264, 284, 296, 308, 336, 352, 407, 426, 444, 462, 497, 518, 528, 568, 592, 616, 672, 777, 781, 814, 852, 888, 924, 994, 1036, 1056, 1136, 1184, 1221, 1232, 1491, 1554, 1562, 1628, 1704, 1776, 1848, 1988, 2072, 2272, 2343, 2442, 2464, 2627, 2849, 2982, 3108, 3124, 3256, 3408, 3552, 3696, 3976, 4144, 4686, 4884, 5254, 5467, 5698, 5964, 6216, 6248, 6512, 6816, 7392, 7881, 7952, 8288, 8547, 9372, 9768, 10508, 10934, 11396, 11928, 12432, 12496, 13024, 15762, 15904, 16401, 17094, 18389, 18744, 19536, 21016, 21868, 22792, 23856, 24864, 24992, 28897, 31524, 32802, 34188, 36778, 37488, 39072, 42032, 43736, 45584, 47712, 55167, 57794, 63048, 65604, 68376, 73556, 74976, 84064, 86691, 87472, 91168, 110334, 115588, 126096, 131208, 136752, 147112, 173382, 174944, 202279, 220668, 231176, 252192, 262416, 273504, 294224, 346764, 404558, 441336, 462352, 524832, 588448, 606837, 693528, 809116, 882672, 924704, 1213674, 1387056, 1618232, 1765344, 2427348, 2774112, 3236464, 4854696, 6472928, 9709392, 19418784]

約数ペア:

[(1, 19418784), (2, 9709392), (3, 6472928), (4, 4854696), (6, 3236464), (7, 2774112), (8, 2427348), (11, 1765344), (12, 1618232), (14, 1387056), (16, 1213674), (21, 924704), (22, 882672), (24, 809116), (28, 693528), (32, 606837), (33, 588448), (37, 524832), (42, 462352), (44, 441336), (48, 404558), (56, 346764), (66, 294224), (71, 273504), (74, 262416), (77, 252192), (84, 231176), (88, 220668), (96, 202279), (111, 174944), (112, 173382), (132, 147112), (142, 136752), (148, 131208), (154, 126096), (168, 115588), (176, 110334), (213, 91168), (222, 87472), (224, 86691), (231, 84064), (259, 74976), (264, 73556), (284, 68376), (296, 65604), (308, 63048), (336, 57794), (352, 55167), (407, 47712), (426, 45584), (444, 43736), (462, 42032), (497, 39072), (518, 37488), (528, 36778), (568, 34188), (592, 32802), (616, 31524), (672, 28897), (777, 24992), (781, 24864), (814, 23856), (852, 22792), (888, 21868), (924, 21016), (994, 19536), (1036, 18744), (1056, 18389), (1136, 17094), (1184, 16401), (1221, 15904), (1232, 15762), (1491, 13024), (1554, 12496), (1562, 12432), (1628, 11928), (1704, 11396), (1776, 10934), (1848, 10508), (1988, 9768), (2072, 9372), (2272, 8547), (2343, 8288), (2442, 7952), (2464, 7881), (2627, 7392), (2849, 6816), (2982, 6512), (3108, 6248), (3124, 6216), (3256, 5964), (3408, 5698), (3552, 5467), (3696, 5254), (3976, 4884), (4144, 4686)]