538426256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1771139}}^1$

素因数の和:1771166

約数の個数: 20

約数和(自身を含む): 1098106800

約数和(自身を除く): 559680544

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1771139, 3542278, 7084556, 14169112, 28338224, 33651641, 67303282, 134606564, 269213128, 538426256]

約数ペア:

[(1, 538426256), (2, 269213128), (4, 134606564), (8, 67303282), (16, 33651641), (19, 28338224), (38, 14169112), (76, 7084556), (152, 3542278), (304, 1771139)]