18804901608

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^2\times {\mathrm{107}}^1\times {\mathrm{1783}}^1$

素因数の和:1976

約数の個数: 144

約数和(自身を含む): 52862453280

約数和(自身を除く): 34057551672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 107, 111, 148, 214, 222, 296, 321, 333, 428, 444, 642, 666, 856, 888, 963, 1284, 1332, 1369, 1783, 1926, 2568, 2664, 2738, 3566, 3852, 3959, 4107, 5349, 5476, 7132, 7704, 7918, 8214, 10698, 10952, 11877, 12321, 14264, 15836, 16047, 16428, 21396, 23754, 24642, 31672, 32094, 32856, 35631, 42792, 47508, 49284, 64188, 65971, 71262, 95016, 98568, 128376, 131942, 142524, 146483, 190781, 197913, 263884, 285048, 292966, 381562, 395826, 439449, 527768, 572343, 585932, 593739, 763124, 791652, 878898, 1144686, 1171864, 1187478, 1318347, 1526248, 1583304, 1717029, 1757796, 2289372, 2374956, 2440927, 2636694, 3434058, 3515592, 4578744, 4749912, 4881854, 5273388, 6868116, 7058897, 7322781, 9763708, 10546776, 13736232, 14117794, 14645562, 19527416, 21176691, 21968343, 28235588, 29291124, 42353382, 43936686, 56471176, 58582248, 63530073, 84706764, 87873372, 127060146, 169413528, 175746744, 254120292, 261179189, 508240584, 522358378, 783537567, 1044716756, 1567075134, 2089433512, 2350612701, 3134150268, 4701225402, 6268300536, 9402450804, 18804901608]

約数ペア:

[(1, 18804901608), (2, 9402450804), (3, 6268300536), (4, 4701225402), (6, 3134150268), (8, 2350612701), (9, 2089433512), (12, 1567075134), (18, 1044716756), (24, 783537567), (36, 522358378), (37, 508240584), (72, 261179189), (74, 254120292), (107, 175746744), (111, 169413528), (148, 127060146), (214, 87873372), (222, 84706764), (296, 63530073), (321, 58582248), (333, 56471176), (428, 43936686), (444, 42353382), (642, 29291124), (666, 28235588), (856, 21968343), (888, 21176691), (963, 19527416), (1284, 14645562), (1332, 14117794), (1369, 13736232), (1783, 10546776), (1926, 9763708), (2568, 7322781), (2664, 7058897), (2738, 6868116), (3566, 5273388), (3852, 4881854), (3959, 4749912), (4107, 4578744), (5349, 3515592), (5476, 3434058), (7132, 2636694), (7704, 2440927), (7918, 2374956), (8214, 2289372), (10698, 1757796), (10952, 1717029), (11877, 1583304), (12321, 1526248), (14264, 1318347), (15836, 1187478), (16047, 1171864), (16428, 1144686), (21396, 878898), (23754, 791652), (24642, 763124), (31672, 593739), (32094, 585932), (32856, 572343), (35631, 527768), (42792, 439449), (47508, 395826), (49284, 381562), (64188, 292966), (65971, 285048), (71262, 263884), (95016, 197913), (98568, 190781), (128376, 146483), (131942, 142524)]