20131071152

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:467

約数の個数: 160

約数和(自身を含む): 43621208064

約数和(自身を除く): 23490136912

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 97, 124, 136, 151, 163, 194, 248, 272, 302, 326, 388, 496, 527, 604, 652, 776, 1054, 1208, 1304, 1552, 1649, 2108, 2416, 2567, 2608, 2771, 3007, 3298, 4216, 4681, 5053, 5134, 5542, 6014, 6596, 8432, 9362, 10106, 10268, 11084, 12028, 13192, 14647, 15811, 18724, 20212, 20536, 22168, 24056, 24613, 26384, 29294, 31622, 37448, 40424, 41072, 44336, 48112, 49226, 51119, 58588, 63244, 74896, 79577, 80848, 85901, 98452, 102238, 117176, 126488, 159154, 171802, 196904, 204476, 234352, 248999, 252976, 268787, 318308, 343604, 393808, 408952, 418421, 454057, 490141, 497998, 537574, 636616, 687208, 763003, 817904, 836842, 908114, 980282, 995996, 1075148, 1273232, 1374416, 1526006, 1673684, 1816228, 1960564, 1991992, 2150296, 2387461, 3052012, 3347368, 3632456, 3921128, 3983984, 4300592, 4774922, 6104024, 6694736, 7264912, 7718969, 7842256, 8332397, 9549844, 12208048, 12971051, 15437938, 16664794, 19099688, 25942102, 30875876, 33329588, 38199376, 40586837, 51884204, 61751752, 66659176, 74011291, 81173674, 103768408, 123503504, 133318352, 148022582, 162347348, 207536816, 296045164, 324694696, 592090328, 649389392, 1184180656, 1258191947, 2516383894, 5032767788, 10065535576, 20131071152]

約数ペア:

[(1, 20131071152), (2, 10065535576), (4, 5032767788), (8, 2516383894), (16, 1258191947), (17, 1184180656), (31, 649389392), (34, 592090328), (62, 324694696), (68, 296045164), (97, 207536816), (124, 162347348), (136, 148022582), (151, 133318352), (163, 123503504), (194, 103768408), (248, 81173674), (272, 74011291), (302, 66659176), (326, 61751752), (388, 51884204), (496, 40586837), (527, 38199376), (604, 33329588), (652, 30875876), (776, 25942102), (1054, 19099688), (1208, 16664794), (1304, 15437938), (1552, 12971051), (1649, 12208048), (2108, 9549844), (2416, 8332397), (2567, 7842256), (2608, 7718969), (2771, 7264912), (3007, 6694736), (3298, 6104024), (4216, 4774922), (4681, 4300592), (5053, 3983984), (5134, 3921128), (5542, 3632456), (6014, 3347368), (6596, 3052012), (8432, 2387461), (9362, 2150296), (10106, 1991992), (10268, 1960564), (11084, 1816228), (12028, 1673684), (13192, 1526006), (14647, 1374416), (15811, 1273232), (18724, 1075148), (20212, 995996), (20536, 980282), (22168, 908114), (24056, 836842), (24613, 817904), (26384, 763003), (29294, 687208), (31622, 636616), (37448, 537574), (40424, 497998), (41072, 490141), (44336, 454057), (48112, 418421), (49226, 408952), (51119, 393808), (58588, 343604), (63244, 318308), (74896, 268787), (79577, 252976), (80848, 248999), (85901, 234352), (98452, 204476), (102238, 196904), (117176, 171802), (126488, 159154)]