19440468

素因数分解:

$2^2\times 3^2\times {\mathrm{307}}^1\times {\mathrm{1759}}^1$

素因数の和:2076

約数の個数: 36

約数和(自身を含む): 49329280

約数和(自身を除く): 29888812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 307, 614, 921, 1228, 1759, 1842, 2763, 3518, 3684, 5277, 5526, 7036, 10554, 11052, 15831, 21108, 31662, 63324, 540013, 1080026, 1620039, 2160052, 3240078, 4860117, 6480156, 9720234, 19440468]

約数ペア:

[(1, 19440468), (2, 9720234), (3, 6480156), (4, 4860117), (6, 3240078), (9, 2160052), (12, 1620039), (18, 1080026), (36, 540013), (307, 63324), (614, 31662), (921, 21108), (1228, 15831), (1759, 11052), (1842, 10554), (2763, 7036), (3518, 5526), (3684, 5277)]