19522090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39841}}^1$

素因数の和:39862

約数の個数: 24

約数和(自身を含む): 40877892

約数和(自身を除く): 21355802

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39841, 79682, 199205, 278887, 398410, 557774, 1394435, 1952209, 2788870, 3904418, 9761045, 19522090]

約数ペア:

[(1, 19522090), (2, 9761045), (5, 3904418), (7, 2788870), (10, 1952209), (14, 1394435), (35, 557774), (49, 398410), (70, 278887), (98, 199205), (245, 79682), (490, 39841)]