408097136

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{114377}}^1$

素因数の和:114608

約数の個数: 20

約数和(自身を含む): 794240832

約数和(自身を除く): 386143696

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 114377, 228754, 457508, 915016, 1830032, 25506071, 51012142, 102024284, 204048568, 408097136]

約数ペア:

[(1, 408097136), (2, 204048568), (4, 102024284), (8, 51012142), (16, 25506071), (223, 1830032), (446, 915016), (892, 457508), (1784, 228754), (3568, 114377)]