18321782

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1361}}^1$

素因数の和:1543

約数の個数: 16

約数和(自身を含む): 28242432

約数和(自身を除く): 9920650

約数列:

[1, 2, 53, 106, 127, 254, 1361, 2722, 6731, 13462, 72133, 144266, 172847, 345694, 9160891, 18321782]

約数ペア:

[(1, 18321782), (2, 9160891), (53, 345694), (106, 172847), (127, 144266), (254, 72133), (1361, 13462), (2722, 6731)]