18705508

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1979}}^1$

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 34927200

約数和(自身を除く): 16221692

約数列:

[1, 2, 4, 17, 34, 68, 139, 278, 556, 1979, 2363, 3958, 4726, 7916, 9452, 33643, 67286, 134572, 275081, 550162, 1100324, 4676377, 9352754, 18705508]

約数ペア:

[(1, 18705508), (2, 9352754), (4, 4676377), (17, 1100324), (34, 550162), (68, 275081), (139, 134572), (278, 67286), (556, 33643), (1979, 9452), (2363, 7916), (3958, 4726)]