19694008

素因数分解:

$2^3\times {\mathrm{443}}^1\times {\mathrm{5557}}^1$

素因数の和:6006

約数の個数: 16

約数和(自身を含む): 37016280

約数和(自身を除く): 17322272

約数列:

[1, 2, 4, 8, 443, 886, 1772, 3544, 5557, 11114, 22228, 44456, 2461751, 4923502, 9847004, 19694008]

約数ペア:

[(1, 19694008), (2, 9847004), (4, 4923502), (8, 2461751), (443, 44456), (886, 22228), (1772, 11114), (3544, 5557)]