18508717458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1879}}^1$

素因数の和:2034

約数の個数: 256

約数和(自身を含む): 54057369600

約数和(自身を除く): 35548652142

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 27, 33, 42, 46, 54, 63, 66, 69, 77, 99, 103, 126, 138, 154, 161, 189, 198, 206, 207, 231, 253, 297, 309, 322, 378, 414, 462, 483, 506, 594, 618, 621, 693, 721, 759, 927, 966, 1133, 1242, 1386, 1442, 1449, 1518, 1771, 1854, 1879, 2079, 2163, 2266, 2277, 2369, 2781, 2898, 3399, 3542, 3758, 4158, 4326, 4347, 4554, 4738, 5313, 5562, 5637, 6489, 6798, 6831, 7107, 7931, 8694, 10197, 10626, 11274, 12978, 13153, 13662, 14214, 15862, 15939, 16583, 16911, 19467, 20394, 20669, 21321, 23793, 26059, 26306, 30591, 31878, 33166, 33822, 38934, 39459, 41338, 42642, 43217, 47586, 47817, 49749, 50733, 52118, 61182, 62007, 63963, 71379, 78177, 78918, 86434, 95634, 99498, 101466, 118377, 124014, 127926, 129651, 142758, 144683, 149247, 156354, 182413, 186021, 193537, 214137, 234531, 236754, 259302, 289366, 298494, 302519, 355131, 364826, 372042, 387074, 388953, 428274, 434049, 447741, 469062, 475387, 547239, 558063, 580611, 605038, 703593, 710262, 777906, 868098, 895482, 907557, 950774, 1094478, 1116126, 1161222, 1166859, 1302147, 1354759, 1407186, 1426161, 1641717, 1741833, 1815114, 2128907, 2333718, 2604294, 2709518, 2722671, 2852322, 3283434, 3327709, 3483666, 3906441, 4064277, 4257814, 4278483, 4451351, 4925151, 5225499, 5445342, 6386721, 6655418, 7812882, 8128554, 8168013, 8556966, 8902702, 9850302, 9983127, 10450998, 12192831, 12773442, 12835449, 13354053, 14902349, 16336026, 19160163, 19966254, 24385662, 25670898, 26708106, 29804698, 29949381, 31159457, 36578493, 38320326, 40062159, 44707047, 48964861, 57480489, 59898762, 62318914, 73156986, 80124318, 89414094, 89848143, 93478371, 97929722, 114960978, 120186477, 134121141, 146894583, 179696286, 186956742, 240372954, 268242282, 280435113, 293789166, 342754027, 402363423, 440683749, 560870226, 685508054, 804726846, 841305339, 881367498, 1028262081, 1322051247, 1682610678, 2056524162, 2644102494, 3084786243, 6169572486, 9254358729, 18508717458]

約数ペア:

[(1, 18508717458), (2, 9254358729), (3, 6169572486), (6, 3084786243), (7, 2644102494), (9, 2056524162), (11, 1682610678), (14, 1322051247), (18, 1028262081), (21, 881367498), (22, 841305339), (23, 804726846), (27, 685508054), (33, 560870226), (42, 440683749), (46, 402363423), (54, 342754027), (63, 293789166), (66, 280435113), (69, 268242282), (77, 240372954), (99, 186956742), (103, 179696286), (126, 146894583), (138, 134121141), (154, 120186477), (161, 114960978), (189, 97929722), (198, 93478371), (206, 89848143), (207, 89414094), (231, 80124318), (253, 73156986), (297, 62318914), (309, 59898762), (322, 57480489), (378, 48964861), (414, 44707047), (462, 40062159), (483, 38320326), (506, 36578493), (594, 31159457), (618, 29949381), (621, 29804698), (693, 26708106), (721, 25670898), (759, 24385662), (927, 19966254), (966, 19160163), (1133, 16336026), (1242, 14902349), (1386, 13354053), (1442, 12835449), (1449, 12773442), (1518, 12192831), (1771, 10450998), (1854, 9983127), (1879, 9850302), (2079, 8902702), (2163, 8556966), (2266, 8168013), (2277, 8128554), (2369, 7812882), (2781, 6655418), (2898, 6386721), (3399, 5445342), (3542, 5225499), (3758, 4925151), (4158, 4451351), (4326, 4278483), (4347, 4257814), (4554, 4064277), (4738, 3906441), (5313, 3483666), (5562, 3327709), (5637, 3283434), (6489, 2852322), (6798, 2722671), (6831, 2709518), (7107, 2604294), (7931, 2333718), (8694, 2128907), (10197, 1815114), (10626, 1741833), (11274, 1641717), (12978, 1426161), (13153, 1407186), (13662, 1354759), (14214, 1302147), (15862, 1166859), (15939, 1161222), (16583, 1116126), (16911, 1094478), (19467, 950774), (20394, 907557), (20669, 895482), (21321, 868098), (23793, 777906), (26059, 710262), (26306, 703593), (30591, 605038), (31878, 580611), (33166, 558063), (33822, 547239), (38934, 475387), (39459, 469062), (41338, 447741), (42642, 434049), (43217, 428274), (47586, 388953), (47817, 387074), (49749, 372042), (50733, 364826), (52118, 355131), (61182, 302519), (62007, 298494), (63963, 289366), (71379, 259302), (78177, 236754), (78918, 234531), (86434, 214137), (95634, 193537), (99498, 186021), (101466, 182413), (118377, 156354), (124014, 149247), (127926, 144683), (129651, 142758)]