20403350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37097}}^1$

素因数の和:37120

約数の個数: 24

約数和(自身を含む): 41401368

約数和(自身を除く): 20998018

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 37097, 74194, 185485, 370970, 408067, 816134, 927425, 1854850, 2040335, 4080670, 10201675, 20403350]

約数ペア:

[(1, 20403350), (2, 10201675), (5, 4080670), (10, 2040335), (11, 1854850), (22, 927425), (25, 816134), (50, 408067), (55, 370970), (110, 185485), (275, 74194), (550, 37097)]