19998154752

素因数分解:

$2^{13}\times 3^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:382

約数の個数: 224

約数和(自身を含む): 55487255040

約数和(自身を除く): 35489100288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 89, 96, 123, 128, 164, 178, 192, 223, 246, 256, 267, 328, 356, 384, 446, 492, 512, 534, 656, 669, 712, 768, 892, 984, 1024, 1068, 1312, 1338, 1424, 1536, 1784, 1968, 2048, 2136, 2624, 2676, 2848, 3072, 3568, 3649, 3936, 4096, 4272, 5248, 5352, 5696, 6144, 7136, 7298, 7872, 8192, 8544, 9143, 10496, 10704, 10947, 11392, 12288, 14272, 14596, 15744, 17088, 18286, 19847, 20992, 21408, 21894, 22784, 24576, 27429, 28544, 29192, 31488, 34176, 36572, 39694, 41984, 42816, 43788, 45568, 54858, 57088, 58384, 59541, 62976, 68352, 73144, 79388, 83968, 85632, 87576, 91136, 109716, 114176, 116768, 119082, 125952, 136704, 146288, 158776, 167936, 171264, 175152, 182272, 219432, 228352, 233536, 238164, 251904, 273408, 292576, 317552, 335872, 342528, 350304, 364544, 438864, 456704, 467072, 476328, 503808, 546816, 585152, 635104, 685056, 700608, 729088, 813727, 877728, 913408, 934144, 952656, 1007616, 1093632, 1170304, 1270208, 1370112, 1401216, 1627454, 1755456, 1826816, 1868288, 1905312, 2187264, 2340608, 2441181, 2540416, 2740224, 2802432, 3254908, 3510912, 3736576, 3810624, 4681216, 4882362, 5080832, 5480448, 5604864, 6509816, 7021824, 7473152, 7621248, 9362432, 9764724, 10161664, 11209728, 13019632, 14043648, 14946304, 15242496, 18724864, 19529448, 20323328, 22419456, 26039264, 28087296, 29892608, 30484992, 37449728, 39058896, 40646656, 44838912, 52078528, 56174592, 60969984, 74899456, 78117792, 81293312, 89677824, 104157056, 112349184, 121939968, 156235584, 162586624, 208314112, 224698368, 243879936, 312471168, 416628224, 487759872, 624942336, 833256448, 1249884672, 1666512896, 2499769344, 3333025792, 4999538688, 6666051584, 9999077376, 19998154752]

約数ペア:

[(1, 19998154752), (2, 9999077376), (3, 6666051584), (4, 4999538688), (6, 3333025792), (8, 2499769344), (12, 1666512896), (16, 1249884672), (24, 833256448), (32, 624942336), (41, 487759872), (48, 416628224), (64, 312471168), (82, 243879936), (89, 224698368), (96, 208314112), (123, 162586624), (128, 156235584), (164, 121939968), (178, 112349184), (192, 104157056), (223, 89677824), (246, 81293312), (256, 78117792), (267, 74899456), (328, 60969984), (356, 56174592), (384, 52078528), (446, 44838912), (492, 40646656), (512, 39058896), (534, 37449728), (656, 30484992), (669, 29892608), (712, 28087296), (768, 26039264), (892, 22419456), (984, 20323328), (1024, 19529448), (1068, 18724864), (1312, 15242496), (1338, 14946304), (1424, 14043648), (1536, 13019632), (1784, 11209728), (1968, 10161664), (2048, 9764724), (2136, 9362432), (2624, 7621248), (2676, 7473152), (2848, 7021824), (3072, 6509816), (3568, 5604864), (3649, 5480448), (3936, 5080832), (4096, 4882362), (4272, 4681216), (5248, 3810624), (5352, 3736576), (5696, 3510912), (6144, 3254908), (7136, 2802432), (7298, 2740224), (7872, 2540416), (8192, 2441181), (8544, 2340608), (9143, 2187264), (10496, 1905312), (10704, 1868288), (10947, 1826816), (11392, 1755456), (12288, 1627454), (14272, 1401216), (14596, 1370112), (15744, 1270208), (17088, 1170304), (18286, 1093632), (19847, 1007616), (20992, 952656), (21408, 934144), (21894, 913408), (22784, 877728), (24576, 813727), (27429, 729088), (28544, 700608), (29192, 685056), (31488, 635104), (34176, 585152), (36572, 546816), (39694, 503808), (41984, 476328), (42816, 467072), (43788, 456704), (45568, 438864), (54858, 364544), (57088, 350304), (58384, 342528), (59541, 335872), (62976, 317552), (68352, 292576), (73144, 273408), (79388, 251904), (83968, 238164), (85632, 233536), (87576, 228352), (91136, 219432), (109716, 182272), (114176, 175152), (116768, 171264), (119082, 167936), (125952, 158776), (136704, 146288)]