20537088

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 216

約数和(自身を含む): 68506704

約数和(自身を除く): 47969616

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 17, 22, 24, 26, 32, 33, 34, 39, 44, 48, 51, 52, 64, 66, 68, 78, 88, 96, 102, 104, 121, 128, 132, 136, 143, 156, 176, 187, 192, 204, 208, 221, 242, 256, 264, 272, 286, 312, 352, 363, 374, 384, 408, 416, 429, 442, 484, 528, 544, 561, 572, 624, 663, 704, 726, 748, 768, 816, 832, 858, 884, 968, 1056, 1088, 1122, 1144, 1248, 1326, 1408, 1452, 1496, 1573, 1632, 1664, 1716, 1768, 1936, 2057, 2112, 2176, 2244, 2288, 2431, 2496, 2652, 2816, 2904, 2992, 3146, 3264, 3328, 3432, 3536, 3872, 4114, 4224, 4352, 4488, 4576, 4719, 4862, 4992, 5304, 5808, 5984, 6171, 6292, 6528, 6864, 7072, 7293, 7744, 8228, 8448, 8976, 9152, 9438, 9724, 9984, 10608, 11616, 11968, 12342, 12584, 13056, 13728, 14144, 14586, 15488, 16456, 17952, 18304, 18876, 19448, 21216, 23232, 23936, 24684, 25168, 26741, 27456, 28288, 29172, 30976, 32912, 35904, 36608, 37752, 38896, 42432, 46464, 47872, 49368, 50336, 53482, 54912, 56576, 58344, 65824, 71808, 75504, 77792, 80223, 84864, 92928, 98736, 100672, 106964, 109824, 116688, 131648, 143616, 151008, 155584, 160446, 169728, 197472, 201344, 213928, 233376, 263296, 302016, 311168, 320892, 394944, 402688, 427856, 466752, 526592, 604032, 622336, 641784, 789888, 855712, 933504, 1208064, 1283568, 1579776, 1711424, 1867008, 2567136, 3422848, 5134272, 6845696, 10268544, 20537088]

約数ペア:

[(1, 20537088), (2, 10268544), (3, 6845696), (4, 5134272), (6, 3422848), (8, 2567136), (11, 1867008), (12, 1711424), (13, 1579776), (16, 1283568), (17, 1208064), (22, 933504), (24, 855712), (26, 789888), (32, 641784), (33, 622336), (34, 604032), (39, 526592), (44, 466752), (48, 427856), (51, 402688), (52, 394944), (64, 320892), (66, 311168), (68, 302016), (78, 263296), (88, 233376), (96, 213928), (102, 201344), (104, 197472), (121, 169728), (128, 160446), (132, 155584), (136, 151008), (143, 143616), (156, 131648), (176, 116688), (187, 109824), (192, 106964), (204, 100672), (208, 98736), (221, 92928), (242, 84864), (256, 80223), (264, 77792), (272, 75504), (286, 71808), (312, 65824), (352, 58344), (363, 56576), (374, 54912), (384, 53482), (408, 50336), (416, 49368), (429, 47872), (442, 46464), (484, 42432), (528, 38896), (544, 37752), (561, 36608), (572, 35904), (624, 32912), (663, 30976), (704, 29172), (726, 28288), (748, 27456), (768, 26741), (816, 25168), (832, 24684), (858, 23936), (884, 23232), (968, 21216), (1056, 19448), (1088, 18876), (1122, 18304), (1144, 17952), (1248, 16456), (1326, 15488), (1408, 14586), (1452, 14144), (1496, 13728), (1573, 13056), (1632, 12584), (1664, 12342), (1716, 11968), (1768, 11616), (1936, 10608), (2057, 9984), (2112, 9724), (2176, 9438), (2244, 9152), (2288, 8976), (2431, 8448), (2496, 8228), (2652, 7744), (2816, 7293), (2904, 7072), (2992, 6864), (3146, 6528), (3264, 6292), (3328, 6171), (3432, 5984), (3536, 5808), (3872, 5304), (4114, 4992), (4224, 4862), (4352, 4719), (4488, 4576)]