19373908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1663

約数の個数: 24

約数和(自身を含む): 35190848

約数和(自身を除く): 15816940

約数列:

[1, 2, 4, 43, 73, 86, 146, 172, 292, 1543, 3086, 3139, 6172, 6278, 12556, 66349, 112639, 132698, 225278, 265396, 450556, 4843477, 9686954, 19373908]

約数ペア:

[(1, 19373908), (2, 9686954), (4, 4843477), (43, 450556), (73, 265396), (86, 225278), (146, 132698), (172, 112639), (292, 66349), (1543, 12556), (3086, 6278), (3139, 6172)]