19809188

素因数分解:

$2^2\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1597}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 39732672

約数和(自身を除く): 19923484

約数列:

[1, 2, 4, 7, 14, 28, 443, 886, 1597, 1772, 3101, 3194, 6202, 6388, 11179, 12404, 22358, 44716, 707471, 1414942, 2829884, 4952297, 9904594, 19809188]

約数ペア:

[(1, 19809188), (2, 9904594), (4, 4952297), (7, 2829884), (14, 1414942), (28, 707471), (443, 44716), (886, 22358), (1597, 12404), (1772, 11179), (3101, 6388), (3194, 6202)]