19201168

素因数分解:

$2^4\times 7^1\times {\mathrm{171439}}^1$

素因数の和:171454

約数の個数: 20

約数和(自身を含む): 42517120

約数和(自身を除く): 23315952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 171439, 342878, 685756, 1200073, 1371512, 2400146, 2743024, 4800292, 9600584, 19201168]

約数ペア:

[(1, 19201168), (2, 9600584), (4, 4800292), (7, 2743024), (8, 2400146), (14, 1371512), (16, 1200073), (28, 685756), (56, 342878), (112, 171439)]