18719004

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{2411}}^1$

素因数の和:3065

約数の個数: 24

約数和(自身を含む): 43763328

約数和(自身を除く): 25044324

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 2411, 2588, 3882, 4822, 7233, 7764, 9644, 14466, 28932, 1559917, 3119834, 4679751, 6239668, 9359502, 18719004]

約数ペア:

[(1, 18719004), (2, 9359502), (3, 6239668), (4, 4679751), (6, 3119834), (12, 1559917), (647, 28932), (1294, 14466), (1941, 9644), (2411, 7764), (2588, 7233), (3882, 4822)]