2019911152

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{1597}}^1$

素因数の和:2126

約数の個数: 80

約数和(自身を含む): 4679557632

約数和(自身を除く): 2659646480

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 491, 644, 982, 1288, 1597, 1964, 2576, 3194, 3437, 3928, 6388, 6874, 7856, 11179, 11293, 12776, 13748, 22358, 22586, 25552, 27496, 36731, 44716, 45172, 54992, 73462, 79051, 89432, 90344, 146924, 158102, 178864, 180688, 257117, 293848, 316204, 514234, 587696, 632408, 784127, 1028468, 1264816, 1568254, 2056936, 3136508, 4113872, 5488889, 6273016, 10977778, 12546032, 18034921, 21955556, 36069842, 43911112, 72139684, 87822224, 126244447, 144279368, 252488894, 288558736, 504977788, 1009955576, 2019911152]

約数ペア:

[(1, 2019911152), (2, 1009955576), (4, 504977788), (7, 288558736), (8, 252488894), (14, 144279368), (16, 126244447), (23, 87822224), (28, 72139684), (46, 43911112), (56, 36069842), (92, 21955556), (112, 18034921), (161, 12546032), (184, 10977778), (322, 6273016), (368, 5488889), (491, 4113872), (644, 3136508), (982, 2056936), (1288, 1568254), (1597, 1264816), (1964, 1028468), (2576, 784127), (3194, 632408), (3437, 587696), (3928, 514234), (6388, 316204), (6874, 293848), (7856, 257117), (11179, 180688), (11293, 178864), (12776, 158102), (13748, 146924), (22358, 90344), (22586, 89432), (25552, 79051), (27496, 73462), (36731, 54992), (44716, 45172)]