18034984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 21363416

約数列:

[1, 2, 4, 8, 11, 22, 29, 37, 44, 58, 74, 88, 116, 148, 191, 232, 296, 319, 382, 407, 638, 764, 814, 1073, 1276, 1528, 1628, 2101, 2146, 2552, 3256, 4202, 4292, 5539, 7067, 8404, 8584, 11078, 11803, 14134, 16808, 22156, 23606, 28268, 44312, 47212, 56536, 60929, 77737, 94424, 121858, 155474, 204943, 243716, 310948, 409886, 487432, 621896, 819772, 1639544, 2254373, 4508746, 9017492, 18034984]

約数ペア:

[(1, 18034984), (2, 9017492), (4, 4508746), (8, 2254373), (11, 1639544), (22, 819772), (29, 621896), (37, 487432), (44, 409886), (58, 310948), (74, 243716), (88, 204943), (116, 155474), (148, 121858), (191, 94424), (232, 77737), (296, 60929), (319, 56536), (382, 47212), (407, 44312), (638, 28268), (764, 23606), (814, 22156), (1073, 16808), (1276, 14134), (1528, 11803), (1628, 11078), (2101, 8584), (2146, 8404), (2552, 7067), (3256, 5539), (4202, 4292)]