20189876136

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{1873}}^1$

素因数の和:2179

約数の個数: 128

約数和(自身を含む): 52981728000

約数和(自身を除く): 32791851864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 61, 74, 111, 122, 148, 183, 199, 222, 244, 296, 366, 398, 444, 488, 597, 732, 796, 888, 1194, 1464, 1592, 1873, 2257, 2388, 3746, 4514, 4776, 5619, 6771, 7363, 7492, 9028, 11238, 12139, 13542, 14726, 14984, 18056, 22089, 22476, 24278, 27084, 29452, 36417, 44178, 44952, 48556, 54168, 58904, 69301, 72834, 88356, 97112, 114253, 138602, 145668, 176712, 207903, 228506, 277204, 291336, 342759, 372727, 415806, 449143, 457012, 554408, 685518, 745454, 831612, 898286, 914024, 1118181, 1347429, 1371036, 1490908, 1663224, 1796572, 2236362, 2694858, 2742072, 2981816, 3593144, 4227361, 4472724, 5389716, 8454722, 8945448, 10779432, 12682083, 13790899, 16909444, 22736347, 25364166, 27581798, 33818888, 41372697, 45472694, 50728332, 55163596, 68209041, 82745394, 90945388, 101456664, 110327192, 136418082, 165490788, 181890776, 272836164, 330981576, 545672328, 841244839, 1682489678, 2523734517, 3364979356, 5047469034, 6729958712, 10094938068, 20189876136]

約数ペア:

[(1, 20189876136), (2, 10094938068), (3, 6729958712), (4, 5047469034), (6, 3364979356), (8, 2523734517), (12, 1682489678), (24, 841244839), (37, 545672328), (61, 330981576), (74, 272836164), (111, 181890776), (122, 165490788), (148, 136418082), (183, 110327192), (199, 101456664), (222, 90945388), (244, 82745394), (296, 68209041), (366, 55163596), (398, 50728332), (444, 45472694), (488, 41372697), (597, 33818888), (732, 27581798), (796, 25364166), (888, 22736347), (1194, 16909444), (1464, 13790899), (1592, 12682083), (1873, 10779432), (2257, 8945448), (2388, 8454722), (3746, 5389716), (4514, 4472724), (4776, 4227361), (5619, 3593144), (6771, 2981816), (7363, 2742072), (7492, 2694858), (9028, 2236362), (11238, 1796572), (12139, 1663224), (13542, 1490908), (14726, 1371036), (14984, 1347429), (18056, 1118181), (22089, 914024), (22476, 898286), (24278, 831612), (27084, 745454), (29452, 685518), (36417, 554408), (44178, 457012), (44952, 449143), (48556, 415806), (54168, 372727), (58904, 342759), (69301, 291336), (72834, 277204), (88356, 228506), (97112, 207903), (114253, 176712), (138602, 145668)]