194642540

素因数分解:

$2^2\times 5^1\times {\mathrm{9732127}}^1$

素因数の和:9732136

約数の個数: 12

約数和(自身を含む): 408749376

約数和(自身を除く): 214106836

約数列:

[1, 2, 4, 5, 10, 20, 9732127, 19464254, 38928508, 48660635, 97321270, 194642540]

約数ペア:

[(1, 194642540), (2, 97321270), (4, 48660635), (5, 38928508), (10, 19464254), (20, 9732127)]