20163220112

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:926

約数の個数: 180

約数和(自身を含む): 48345522876

約数和(自身を除く): 28182302764

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 61, 92, 98, 112, 122, 161, 184, 196, 244, 322, 368, 392, 427, 488, 529, 644, 784, 797, 854, 976, 1058, 1127, 1288, 1403, 1594, 1708, 2116, 2254, 2576, 2806, 2989, 3188, 3416, 3703, 4232, 4508, 5579, 5612, 5978, 6376, 6832, 7406, 8464, 9016, 9821, 11158, 11224, 11956, 12752, 14812, 18032, 18331, 19642, 22316, 22448, 23912, 25921, 29624, 32269, 36662, 39053, 39284, 44632, 47824, 48617, 51842, 59248, 64538, 68747, 73324, 78106, 78568, 89264, 97234, 103684, 128317, 129076, 137494, 146648, 156212, 157136, 194468, 207368, 225883, 256634, 258152, 274988, 293296, 312424, 340319, 388936, 414736, 421613, 451766, 513268, 516304, 549976, 624848, 680638, 777872, 843226, 898219, 903532, 1026536, 1099952, 1118191, 1361276, 1581181, 1686452, 1796438, 1807064, 2053072, 2236382, 2382233, 2722552, 2951291, 3162362, 3372904, 3592876, 3614128, 4472764, 4764466, 5445104, 5902582, 6324724, 6745808, 7185752, 7827337, 8945528, 9528932, 11805164, 12649448, 14371504, 15654674, 17891056, 19057864, 20659037, 23610328, 25298896, 25718393, 31309348, 38115728, 41318074, 47220656, 51436786, 54791359, 62618696, 82636148, 102873572, 109582718, 125237392, 165272296, 180028751, 205747144, 219165436, 330544592, 360057502, 411494288, 438330872, 720115004, 876661744, 1260201257, 1440230008, 2520402514, 2880460016, 5040805028, 10081610056, 20163220112]

約数ペア:

[(1, 20163220112), (2, 10081610056), (4, 5040805028), (7, 2880460016), (8, 2520402514), (14, 1440230008), (16, 1260201257), (23, 876661744), (28, 720115004), (46, 438330872), (49, 411494288), (56, 360057502), (61, 330544592), (92, 219165436), (98, 205747144), (112, 180028751), (122, 165272296), (161, 125237392), (184, 109582718), (196, 102873572), (244, 82636148), (322, 62618696), (368, 54791359), (392, 51436786), (427, 47220656), (488, 41318074), (529, 38115728), (644, 31309348), (784, 25718393), (797, 25298896), (854, 23610328), (976, 20659037), (1058, 19057864), (1127, 17891056), (1288, 15654674), (1403, 14371504), (1594, 12649448), (1708, 11805164), (2116, 9528932), (2254, 8945528), (2576, 7827337), (2806, 7185752), (2989, 6745808), (3188, 6324724), (3416, 5902582), (3703, 5445104), (4232, 4764466), (4508, 4472764), (5579, 3614128), (5612, 3592876), (5978, 3372904), (6376, 3162362), (6832, 2951291), (7406, 2722552), (8464, 2382233), (9016, 2236382), (9821, 2053072), (11158, 1807064), (11224, 1796438), (11956, 1686452), (12752, 1581181), (14812, 1361276), (18032, 1118191), (18331, 1099952), (19642, 1026536), (22316, 903532), (22448, 898219), (23912, 843226), (25921, 777872), (29624, 680638), (32269, 624848), (36662, 549976), (39053, 516304), (39284, 513268), (44632, 451766), (47824, 421613), (48617, 414736), (51842, 388936), (59248, 340319), (64538, 312424), (68747, 293296), (73324, 274988), (78106, 258152), (78568, 256634), (89264, 225883), (97234, 207368), (103684, 194468), (128317, 157136), (129076, 156212), (137494, 146648)]