19466672

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8753}}^1$

素因数の和:8900

約数の個数: 20

約数和(自身を含む): 37992360

約数和(自身を除く): 18525688

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8753, 17506, 35012, 70024, 140048, 1216667, 2433334, 4866668, 9733336, 19466672]

約数ペア:

[(1, 19466672), (2, 9733336), (4, 4866668), (8, 2433334), (16, 1216667), (139, 140048), (278, 70024), (556, 35012), (1112, 17506), (2224, 8753)]