18486580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132047}}^1$

素因数の和:132063

約数の個数: 24

約数和(自身を含む): 44368128

約数和(自身を除く): 25881548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132047, 264094, 528188, 660235, 924329, 1320470, 1848658, 2640940, 3697316, 4621645, 9243290, 18486580]

約数ペア:

[(1, 18486580), (2, 9243290), (4, 4621645), (5, 3697316), (7, 2640940), (10, 1848658), (14, 1320470), (20, 924329), (28, 660235), (35, 528188), (70, 264094), (140, 132047)]