2018997574

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 96

約数和(自身を含む): 3667744800

約数和(自身を除く): 1648747226

約数列:

[1, 2, 11, 22, 29, 31, 37, 58, 62, 74, 89, 178, 319, 341, 407, 638, 682, 814, 899, 961, 979, 1073, 1147, 1798, 1922, 1958, 2146, 2294, 2581, 2759, 3293, 5162, 5518, 6586, 9889, 10571, 11803, 12617, 19778, 21142, 23606, 25234, 27869, 28391, 30349, 33263, 35557, 36223, 55738, 56782, 60698, 66526, 71114, 72446, 80011, 85529, 95497, 102083, 160022, 171058, 190994, 204166, 306559, 365893, 391127, 613118, 731786, 782254, 880121, 940819, 1031153, 1050467, 1122913, 1760242, 1881638, 2062306, 2100934, 2245826, 2480341, 2960407, 3164573, 4960682, 5920814, 6329146, 11342683, 22685366, 27283751, 32564477, 34810303, 54567502, 65128954, 69620606, 91772617, 183545234, 1009498787, 2018997574]

約数ペア:

[(1, 2018997574), (2, 1009498787), (11, 183545234), (22, 91772617), (29, 69620606), (31, 65128954), (37, 54567502), (58, 34810303), (62, 32564477), (74, 27283751), (89, 22685366), (178, 11342683), (319, 6329146), (341, 5920814), (407, 4960682), (638, 3164573), (682, 2960407), (814, 2480341), (899, 2245826), (961, 2100934), (979, 2062306), (1073, 1881638), (1147, 1760242), (1798, 1122913), (1922, 1050467), (1958, 1031153), (2146, 940819), (2294, 880121), (2581, 782254), (2759, 731786), (3293, 613118), (5162, 391127), (5518, 365893), (6586, 306559), (9889, 204166), (10571, 190994), (11803, 171058), (12617, 160022), (19778, 102083), (21142, 95497), (23606, 85529), (25234, 80011), (27869, 72446), (28391, 71114), (30349, 66526), (33263, 60698), (35557, 56782), (36223, 55738)]