19275674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{3929}}^1$

素因数の和:4165

約数の個数: 16

約数和(自身を含む): 31691520

約数和(自身を除く): 12415846

約数列:

[1, 2, 11, 22, 223, 446, 2453, 3929, 4906, 7858, 43219, 86438, 876167, 1752334, 9637837, 19275674]

約数ペア:

[(1, 19275674), (2, 9637837), (11, 1752334), (22, 876167), (223, 86438), (446, 43219), (2453, 7858), (3929, 4906)]