18607540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132911}}^1$

素因数の和:132927

約数の個数: 24

約数和(自身を含む): 44658432

約数和(自身を除く): 26050892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132911, 265822, 531644, 664555, 930377, 1329110, 1860754, 2658220, 3721508, 4651885, 9303770, 18607540]

約数ペア:

[(1, 18607540), (2, 9303770), (4, 4651885), (5, 3721508), (7, 2658220), (10, 1860754), (14, 1329110), (20, 930377), (28, 664555), (35, 531644), (70, 265822), (140, 132911)]