18381048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 56401920

約数和(自身を除く): 38020872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 67, 69, 71, 84, 92, 134, 138, 142, 161, 168, 184, 201, 213, 268, 276, 284, 322, 402, 426, 469, 483, 497, 536, 552, 568, 644, 804, 852, 938, 966, 994, 1288, 1407, 1491, 1541, 1608, 1633, 1704, 1876, 1932, 1988, 2814, 2982, 3082, 3266, 3752, 3864, 3976, 4623, 4757, 4899, 5628, 5964, 6164, 6532, 9246, 9514, 9798, 10787, 11256, 11431, 11928, 12328, 13064, 14271, 18492, 19028, 19596, 21574, 22862, 28542, 32361, 33299, 34293, 36984, 38056, 39192, 43148, 45724, 57084, 64722, 66598, 68586, 86296, 91448, 99897, 109411, 114168, 129444, 133196, 137172, 199794, 218822, 258888, 266392, 274344, 328233, 399588, 437644, 656466, 765877, 799176, 875288, 1312932, 1531754, 2297631, 2625864, 3063508, 4595262, 6127016, 9190524, 18381048]

約数ペア:

[(1, 18381048), (2, 9190524), (3, 6127016), (4, 4595262), (6, 3063508), (7, 2625864), (8, 2297631), (12, 1531754), (14, 1312932), (21, 875288), (23, 799176), (24, 765877), (28, 656466), (42, 437644), (46, 399588), (56, 328233), (67, 274344), (69, 266392), (71, 258888), (84, 218822), (92, 199794), (134, 137172), (138, 133196), (142, 129444), (161, 114168), (168, 109411), (184, 99897), (201, 91448), (213, 86296), (268, 68586), (276, 66598), (284, 64722), (322, 57084), (402, 45724), (426, 43148), (469, 39192), (483, 38056), (497, 36984), (536, 34293), (552, 33299), (568, 32361), (644, 28542), (804, 22862), (852, 21574), (938, 19596), (966, 19028), (994, 18492), (1288, 14271), (1407, 13064), (1491, 12328), (1541, 11928), (1608, 11431), (1633, 11256), (1704, 10787), (1876, 9798), (1932, 9514), (1988, 9246), (2814, 6532), (2982, 6164), (3082, 5964), (3266, 5628), (3752, 4899), (3864, 4757), (3976, 4623)]