15863216

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{23057}}^1$

素因数の和:23108

約数の個数: 20

約数和(自身を含む): 31451112

約数和(自身を除く): 15587896

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 23057, 46114, 92228, 184456, 368912, 991451, 1982902, 3965804, 7931608, 15863216]

約数ペア:

[(1, 15863216), (2, 7931608), (4, 3965804), (8, 1982902), (16, 991451), (43, 368912), (86, 184456), (172, 92228), (344, 46114), (688, 23057)]