19896350

素因数分解:

$2^1\times 5^2\times {\mathrm{433}}^1\times {\mathrm{919}}^1$

素因数の和:1364

約数の個数: 24

約数和(自身を含む): 37133040

約数和(自身を除く): 17236690

約数列:

[1, 2, 5, 10, 25, 50, 433, 866, 919, 1838, 2165, 4330, 4595, 9190, 10825, 21650, 22975, 45950, 397927, 795854, 1989635, 3979270, 9948175, 19896350]

約数ペア:

[(1, 19896350), (2, 9948175), (5, 3979270), (10, 1989635), (25, 795854), (50, 397927), (433, 45950), (866, 22975), (919, 21650), (1838, 10825), (2165, 9190), (4330, 4595)]