19201880

素因数分解:

$2^3\times 5^1\times {\mathrm{480047}}^1$

素因数の和:480058

約数の個数: 16

約数和(自身を含む): 43204320

約数和(自身を除く): 24002440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 480047, 960094, 1920188, 2400235, 3840376, 4800470, 9600940, 19201880]

約数ペア:

[(1, 19201880), (2, 9600940), (4, 4800470), (5, 3840376), (8, 2400235), (10, 1920188), (20, 960094), (40, 480047)]