18431324

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{6971}}^1$

素因数の和:7636

約数の個数: 12

約数和(自身を含む): 32308248

約数和(自身を除く): 13876924

約数列:

[1, 2, 4, 661, 1322, 2644, 6971, 13942, 27884, 4607831, 9215662, 18431324]

約数ペア:

[(1, 18431324), (2, 9215662), (4, 4607831), (661, 27884), (1322, 13942), (2644, 6971)]