19178404

素因数分解:

$2^2\times 7^2\times {\mathrm{97849}}^1$

素因数の和:97867

約数の個数: 18

約数和(自身を含む): 39042150

約数和(自身を除く): 19863746

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 97849, 195698, 391396, 684943, 1369886, 2739772, 4794601, 9589202, 19178404]

約数ペア:

[(1, 19178404), (2, 9589202), (4, 4794601), (7, 2739772), (14, 1369886), (28, 684943), (49, 391396), (98, 195698), (196, 97849)]