520483456

素因数分解:

$2^7\times {\mathrm{197}}^1\times {\mathrm{20641}}^1$

素因数の和:20852

約数の個数: 32

約数和(自身を含む): 1042214580

約数和(自身を除く): 521731124

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 394, 788, 1576, 3152, 6304, 12608, 20641, 25216, 41282, 82564, 165128, 330256, 660512, 1321024, 2642048, 4066277, 8132554, 16265108, 32530216, 65060432, 130120864, 260241728, 520483456]

約数ペア:

[(1, 520483456), (2, 260241728), (4, 130120864), (8, 65060432), (16, 32530216), (32, 16265108), (64, 8132554), (128, 4066277), (197, 2642048), (394, 1321024), (788, 660512), (1576, 330256), (3152, 165128), (6304, 82564), (12608, 41282), (20641, 25216)]