20218442376

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{56437}}^1$

素因数の和:56539

約数の個数: 128

約数和(自身を含む): 58514918400

約数和(自身を除く): 38296476024

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 59, 66, 69, 88, 92, 118, 132, 138, 177, 184, 236, 253, 264, 276, 354, 472, 506, 552, 649, 708, 759, 1012, 1298, 1357, 1416, 1518, 1947, 2024, 2596, 2714, 3036, 3894, 4071, 5192, 5428, 6072, 7788, 8142, 10856, 14927, 15576, 16284, 29854, 32568, 44781, 56437, 59708, 89562, 112874, 119416, 169311, 179124, 225748, 338622, 358248, 451496, 620807, 677244, 1241614, 1298051, 1354488, 1862421, 2483228, 2596102, 3329783, 3724842, 3894153, 4966456, 5192204, 6659566, 7449684, 7788306, 9989349, 10384408, 13319132, 14278561, 14899368, 15576612, 19978698, 26638264, 28557122, 31153224, 36627613, 39957396, 42835683, 57114244, 73255226, 76585009, 79914792, 85671366, 109882839, 114228488, 146510452, 153170018, 171342732, 219765678, 229755027, 293020904, 306340036, 342685464, 439531356, 459510054, 612680072, 842435099, 879062712, 919020108, 1684870198, 1838040216, 2527305297, 3369740396, 5054610594, 6739480792, 10109221188, 20218442376]

約数ペア:

[(1, 20218442376), (2, 10109221188), (3, 6739480792), (4, 5054610594), (6, 3369740396), (8, 2527305297), (11, 1838040216), (12, 1684870198), (22, 919020108), (23, 879062712), (24, 842435099), (33, 612680072), (44, 459510054), (46, 439531356), (59, 342685464), (66, 306340036), (69, 293020904), (88, 229755027), (92, 219765678), (118, 171342732), (132, 153170018), (138, 146510452), (177, 114228488), (184, 109882839), (236, 85671366), (253, 79914792), (264, 76585009), (276, 73255226), (354, 57114244), (472, 42835683), (506, 39957396), (552, 36627613), (649, 31153224), (708, 28557122), (759, 26638264), (1012, 19978698), (1298, 15576612), (1357, 14899368), (1416, 14278561), (1518, 13319132), (1947, 10384408), (2024, 9989349), (2596, 7788306), (2714, 7449684), (3036, 6659566), (3894, 5192204), (4071, 4966456), (5192, 3894153), (5428, 3724842), (6072, 3329783), (7788, 2596102), (8142, 2483228), (10856, 1862421), (14927, 1354488), (15576, 1298051), (16284, 1241614), (29854, 677244), (32568, 620807), (44781, 451496), (56437, 358248), (59708, 338622), (89562, 225748), (112874, 179124), (119416, 169311)]