74721788

素因数分解:

$2^2\times {\mathrm{43}}^2\times {\mathrm{10103}}^1$

素因数の和:10193

約数の個数: 18

約数和(自身を含む): 133888104

約数和(自身を除く): 59166316

約数列:

[1, 2, 4, 43, 86, 172, 1849, 3698, 7396, 10103, 20206, 40412, 434429, 868858, 1737716, 18680447, 37360894, 74721788]

約数ペア:

[(1, 74721788), (2, 37360894), (4, 18680447), (43, 1737716), (86, 868858), (172, 434429), (1849, 40412), (3698, 20206), (7396, 10103)]