16439216

素因数分解:

$2^4\times {\mathrm{719}}^1\times {\mathrm{1429}}^1$

素因数の和:2156

約数の個数: 20

約数和(自身を含む): 31917600

約数和(自身を除く): 15478384

約数列:

[1, 2, 4, 8, 16, 719, 1429, 1438, 2858, 2876, 5716, 5752, 11432, 11504, 22864, 1027451, 2054902, 4109804, 8219608, 16439216]

約数ペア:

[(1, 16439216), (2, 8219608), (4, 4109804), (8, 2054902), (16, 1027451), (719, 22864), (1429, 11504), (1438, 11432), (2858, 5752), (2876, 5716)]