19576084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4999}}^1$

素因数の和:5103

約数の個数: 24

約数和(自身を含む): 37800000

約数和(自身を除く): 18223916

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 4999, 9998, 19996, 54989, 109978, 219956, 444911, 889822, 1779644, 4894021, 9788042, 19576084]

約数ペア:

[(1, 19576084), (2, 9788042), (4, 4894021), (11, 1779644), (22, 889822), (44, 444911), (89, 219956), (178, 109978), (356, 54989), (979, 19996), (1958, 9998), (3916, 4999)]