19317380

素因数分解:

$2^2\times 5^1\times {\mathrm{919}}^1\times {\mathrm{1051}}^1$

素因数の和:1979

約数の個数: 24

約数和(自身を含む): 40649280

約数和(自身を除く): 21331900

約数列:

[1, 2, 4, 5, 10, 20, 919, 1051, 1838, 2102, 3676, 4204, 4595, 5255, 9190, 10510, 18380, 21020, 965869, 1931738, 3863476, 4829345, 9658690, 19317380]

約数ペア:

[(1, 19317380), (2, 9658690), (4, 4829345), (5, 3863476), (10, 1931738), (20, 965869), (919, 21020), (1051, 18380), (1838, 10510), (2102, 9190), (3676, 5255), (4204, 4595)]