19371818

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1439}}^1$

素因数の和:1621

約数の個数: 16

約数和(自身を含む): 29859840

約数和(自身を除く): 10488022

約数列:

[1, 2, 53, 106, 127, 254, 1439, 2878, 6731, 13462, 76267, 152534, 182753, 365506, 9685909, 19371818]

約数ペア:

[(1, 19371818), (2, 9685909), (53, 365506), (106, 182753), (127, 152534), (254, 76267), (1439, 13462), (2878, 6731)]