17987772

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 49029120

約数和(自身を除く): 31041348

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 37, 44, 58, 66, 74, 87, 111, 116, 127, 132, 148, 174, 222, 254, 319, 348, 381, 407, 444, 508, 638, 762, 814, 957, 1073, 1221, 1276, 1397, 1524, 1628, 1914, 2146, 2442, 2794, 3219, 3683, 3828, 4191, 4292, 4699, 4884, 5588, 6438, 7366, 8382, 9398, 11049, 11803, 12876, 14097, 14732, 16764, 18796, 22098, 23606, 28194, 35409, 40513, 44196, 47212, 51689, 56388, 70818, 81026, 103378, 121539, 136271, 141636, 155067, 162052, 206756, 243078, 272542, 310134, 408813, 486156, 545084, 620268, 817626, 1498981, 1635252, 2997962, 4496943, 5995924, 8993886, 17987772]

約数ペア:

[(1, 17987772), (2, 8993886), (3, 5995924), (4, 4496943), (6, 2997962), (11, 1635252), (12, 1498981), (22, 817626), (29, 620268), (33, 545084), (37, 486156), (44, 408813), (58, 310134), (66, 272542), (74, 243078), (87, 206756), (111, 162052), (116, 155067), (127, 141636), (132, 136271), (148, 121539), (174, 103378), (222, 81026), (254, 70818), (319, 56388), (348, 51689), (381, 47212), (407, 44196), (444, 40513), (508, 35409), (638, 28194), (762, 23606), (814, 22098), (957, 18796), (1073, 16764), (1221, 14732), (1276, 14097), (1397, 12876), (1524, 11803), (1628, 11049), (1914, 9398), (2146, 8382), (2442, 7366), (2794, 6438), (3219, 5588), (3683, 4884), (3828, 4699), (4191, 4292)]