18214516

素因数分解:

$2^2\times {\mathrm{83}}^2\times {\mathrm{661}}^1$

素因数の和:831

約数の個数: 18

約数和(自身を含む): 32312882

約数和(自身を除く): 14098366

約数列:

[1, 2, 4, 83, 166, 332, 661, 1322, 2644, 6889, 13778, 27556, 54863, 109726, 219452, 4553629, 9107258, 18214516]

約数ペア:

[(1, 18214516), (2, 9107258), (4, 4553629), (83, 219452), (166, 109726), (332, 54863), (661, 27556), (1322, 13778), (2644, 6889)]