20741579584

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 224

約数和(自身を含む): 48785068800

約数和(自身を除く): 28043489216

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 37, 44, 46, 64, 74, 88, 89, 92, 148, 176, 178, 184, 253, 296, 352, 356, 368, 389, 407, 506, 592, 704, 712, 736, 778, 814, 851, 979, 1012, 1184, 1424, 1472, 1556, 1628, 1702, 1958, 2024, 2047, 2368, 2848, 3112, 3256, 3293, 3404, 3916, 4048, 4094, 4279, 5696, 6224, 6512, 6586, 6808, 7832, 8096, 8188, 8558, 8947, 9361, 12448, 13024, 13172, 13616, 14393, 15664, 16192, 16376, 17116, 17894, 18722, 22517, 24896, 26048, 26344, 27232, 28786, 31328, 32752, 34232, 34621, 35788, 36223, 37444, 45034, 52688, 54464, 57572, 62656, 65504, 68464, 69242, 71576, 72446, 74888, 75739, 90068, 98417, 105376, 115144, 131008, 136928, 138484, 143152, 144892, 149776, 151478, 158323, 180136, 196834, 210752, 230288, 273856, 276968, 286304, 289784, 299552, 302956, 316646, 331039, 360272, 380831, 393668, 460576, 553936, 572608, 579568, 599104, 605912, 633292, 662078, 720544, 761662, 787336, 796283, 833129, 921152, 1107872, 1159136, 1211824, 1266584, 1280977, 1324156, 1441088, 1523324, 1574672, 1592566, 1666258, 2215744, 2318272, 2423648, 2533168, 2561954, 2648312, 3046648, 3149344, 3185132, 3332516, 3641429, 4847296, 5066336, 5123908, 5296624, 6093296, 6298688, 6370264, 6665032, 7282858, 8759113, 10132672, 10247816, 10593248, 12186592, 12740528, 13330064, 14090747, 14565716, 17518226, 20495632, 21186496, 24373184, 25481056, 26660128, 28181494, 29131432, 29462471, 35036452, 40991264, 50962112, 53320256, 56362988, 58262864, 58924942, 70072904, 81982528, 112725976, 116525728, 117849884, 140145808, 225451952, 233051456, 235699768, 280291616, 324087181, 450903904, 471399536, 560583232, 648174362, 901807808, 942799072, 1296348724, 1885598144, 2592697448, 5185394896, 10370789792, 20741579584]

約数ペア:

[(1, 20741579584), (2, 10370789792), (4, 5185394896), (8, 2592697448), (11, 1885598144), (16, 1296348724), (22, 942799072), (23, 901807808), (32, 648174362), (37, 560583232), (44, 471399536), (46, 450903904), (64, 324087181), (74, 280291616), (88, 235699768), (89, 233051456), (92, 225451952), (148, 140145808), (176, 117849884), (178, 116525728), (184, 112725976), (253, 81982528), (296, 70072904), (352, 58924942), (356, 58262864), (368, 56362988), (389, 53320256), (407, 50962112), (506, 40991264), (592, 35036452), (704, 29462471), (712, 29131432), (736, 28181494), (778, 26660128), (814, 25481056), (851, 24373184), (979, 21186496), (1012, 20495632), (1184, 17518226), (1424, 14565716), (1472, 14090747), (1556, 13330064), (1628, 12740528), (1702, 12186592), (1958, 10593248), (2024, 10247816), (2047, 10132672), (2368, 8759113), (2848, 7282858), (3112, 6665032), (3256, 6370264), (3293, 6298688), (3404, 6093296), (3916, 5296624), (4048, 5123908), (4094, 5066336), (4279, 4847296), (5696, 3641429), (6224, 3332516), (6512, 3185132), (6586, 3149344), (6808, 3046648), (7832, 2648312), (8096, 2561954), (8188, 2533168), (8558, 2423648), (8947, 2318272), (9361, 2215744), (12448, 1666258), (13024, 1592566), (13172, 1574672), (13616, 1523324), (14393, 1441088), (15664, 1324156), (16192, 1280977), (16376, 1266584), (17116, 1211824), (17894, 1159136), (18722, 1107872), (22517, 921152), (24896, 833129), (26048, 796283), (26344, 787336), (27232, 761662), (28786, 720544), (31328, 662078), (32752, 633292), (34232, 605912), (34621, 599104), (35788, 579568), (36223, 572608), (37444, 553936), (45034, 460576), (52688, 393668), (54464, 380831), (57572, 360272), (62656, 331039), (65504, 316646), (68464, 302956), (69242, 299552), (71576, 289784), (72446, 286304), (74888, 276968), (75739, 273856), (90068, 230288), (98417, 210752), (105376, 196834), (115144, 180136), (131008, 158323), (136928, 151478), (138484, 149776), (143152, 144892)]