81118948

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{1409}}^1$

素因数の和:1839

約数の個数: 24

約数和(自身を含む): 146273400

約数和(自身を除く): 65154452

約数列:

[1, 2, 4, 37, 74, 148, 389, 778, 1409, 1556, 2818, 5636, 14393, 28786, 52133, 57572, 104266, 208532, 548101, 1096202, 2192404, 20279737, 40559474, 81118948]

約数ペア:

[(1, 81118948), (2, 40559474), (4, 20279737), (37, 2192404), (74, 1096202), (148, 548101), (389, 208532), (778, 104266), (1409, 57572), (1556, 52133), (2818, 28786), (5636, 14393)]