12741328

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{3571}}^1$

素因数の和:3802

約数の個数: 20

約数和(自身を含む): 24803968

約数和(自身を除く): 12062640

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 3571, 7142, 14284, 28568, 57136, 796333, 1592666, 3185332, 6370664, 12741328]

約数ペア:

[(1, 12741328), (2, 6370664), (4, 3185332), (8, 1592666), (16, 796333), (223, 57136), (446, 28568), (892, 14284), (1784, 7142), (3568, 3571)]