18412660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131519}}^1$

素因数の和:131535

約数の個数: 24

約数和(自身を含む): 44190720

約数和(自身を除く): 25778060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 131519, 263038, 526076, 657595, 920633, 1315190, 1841266, 2630380, 3682532, 4603165, 9206330, 18412660]

約数ペア:

[(1, 18412660), (2, 9206330), (4, 4603165), (5, 3682532), (7, 2630380), (10, 1841266), (14, 1315190), (20, 920633), (28, 657595), (35, 526076), (70, 263038), (140, 131519)]