19322908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{439157}}^1$

素因数の和:439172

約数の個数: 12

約数和(自身を含む): 36889272

約数和(自身を除く): 17566364

約数列:

[1, 2, 4, 11, 22, 44, 439157, 878314, 1756628, 4830727, 9661454, 19322908]

約数ペア:

[(1, 19322908), (2, 9661454), (4, 4830727), (11, 1756628), (22, 878314), (44, 439157)]