18780332

素因数分解:

$2^2\times {\mathrm{661}}^1\times {\mathrm{7103}}^1$

素因数の和:7768

約数の個数: 12

約数和(自身を含む): 32919936

約数和(自身を除く): 14139604

約数列:

[1, 2, 4, 661, 1322, 2644, 7103, 14206, 28412, 4695083, 9390166, 18780332]

約数ペア:

[(1, 18780332), (2, 9390166), (4, 4695083), (661, 28412), (1322, 14206), (2644, 7103)]