18839461

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{443}}^1$

素因数の和:552

約数の個数: 12

約数和(自身を含む): 20171808

約数和(自身を除く): 1332347

約数列:

[1, 23, 43, 443, 989, 1849, 10189, 19049, 42527, 438127, 819107, 18839461]

約数ペア:

[(1, 18839461), (23, 819107), (43, 438127), (443, 42527), (989, 19049), (1849, 10189)]