19633180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{140237}}^1$

素因数の和:140253

約数の個数: 24

約数和(自身を含む): 47119968

約数和(自身を除く): 27486788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 140237, 280474, 560948, 701185, 981659, 1402370, 1963318, 2804740, 3926636, 4908295, 9816590, 19633180]

約数ペア:

[(1, 19633180), (2, 9816590), (4, 4908295), (5, 3926636), (7, 2804740), (10, 1963318), (14, 1402370), (20, 981659), (28, 701185), (35, 560948), (70, 280474), (140, 140237)]