20613052768

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{11351}}^1$

素因数の和:11457

約数の個数: 144

約数和(自身を含む): 51744413952

約数和(自身を除く): 31131361184

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 67, 77, 88, 112, 121, 134, 154, 176, 224, 242, 268, 308, 352, 469, 484, 536, 616, 737, 847, 938, 968, 1072, 1232, 1474, 1694, 1876, 1936, 2144, 2464, 2948, 3388, 3752, 3872, 5159, 5896, 6776, 7504, 8107, 10318, 11351, 11792, 13552, 15008, 16214, 20636, 22702, 23584, 27104, 32428, 41272, 45404, 56749, 64856, 79457, 82544, 90808, 113498, 124861, 129712, 158914, 165088, 181616, 226996, 249722, 259424, 317828, 363232, 453992, 499444, 635656, 760517, 874027, 907984, 998888, 1271312, 1373471, 1521034, 1748054, 1815968, 1997776, 2542624, 2746942, 3042068, 3496108, 3995552, 5323619, 5493884, 6084136, 6992216, 8365687, 9614297, 10647238, 10987768, 12168272, 13984432, 16731374, 19228594, 21294476, 21975536, 24336544, 27968864, 33462748, 38457188, 42588952, 43951072, 58559809, 66925496, 76914376, 85177904, 92022557, 117119618, 133850992, 153828752, 170355808, 184045114, 234239236, 267701984, 307657504, 368090228, 468478472, 644157899, 736180456, 936956944, 1288315798, 1472360912, 1873913888, 2576631596, 2944721824, 5153263192, 10306526384, 20613052768]

約数ペア:

[(1, 20613052768), (2, 10306526384), (4, 5153263192), (7, 2944721824), (8, 2576631596), (11, 1873913888), (14, 1472360912), (16, 1288315798), (22, 936956944), (28, 736180456), (32, 644157899), (44, 468478472), (56, 368090228), (67, 307657504), (77, 267701984), (88, 234239236), (112, 184045114), (121, 170355808), (134, 153828752), (154, 133850992), (176, 117119618), (224, 92022557), (242, 85177904), (268, 76914376), (308, 66925496), (352, 58559809), (469, 43951072), (484, 42588952), (536, 38457188), (616, 33462748), (737, 27968864), (847, 24336544), (938, 21975536), (968, 21294476), (1072, 19228594), (1232, 16731374), (1474, 13984432), (1694, 12168272), (1876, 10987768), (1936, 10647238), (2144, 9614297), (2464, 8365687), (2948, 6992216), (3388, 6084136), (3752, 5493884), (3872, 5323619), (5159, 3995552), (5896, 3496108), (6776, 3042068), (7504, 2746942), (8107, 2542624), (10318, 1997776), (11351, 1815968), (11792, 1748054), (13552, 1521034), (15008, 1373471), (16214, 1271312), (20636, 998888), (22702, 907984), (23584, 874027), (27104, 760517), (32428, 635656), (41272, 499444), (45404, 453992), (56749, 363232), (64856, 317828), (79457, 259424), (82544, 249722), (90808, 226996), (113498, 181616), (124861, 165088), (129712, 158914)]