17663948

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^2\times {\mathrm{71}}^1$

素因数の和:194

約数の個数: 36

約数和(自身を含む): 32998896

約数和(自身を除く): 15334948

約数列:

[1, 2, 4, 37, 41, 71, 74, 82, 142, 148, 164, 284, 1517, 1681, 2627, 2911, 3034, 3362, 5254, 5822, 6068, 6724, 10508, 11644, 62197, 107707, 119351, 124394, 215414, 238702, 248788, 430828, 477404, 4415987, 8831974, 17663948]

約数ペア:

[(1, 17663948), (2, 8831974), (4, 4415987), (37, 477404), (41, 430828), (71, 248788), (74, 238702), (82, 215414), (142, 124394), (148, 119351), (164, 107707), (284, 62197), (1517, 11644), (1681, 10508), (2627, 6724), (2911, 6068), (3034, 5822), (3362, 5254)]