17993774

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{883}}^1$

素因数の和:1351

約数の個数: 16

約数和(自身を含む): 28259712

約数和(自身を除く): 10265938

約数列:

[1, 2, 23, 46, 443, 883, 886, 1766, 10189, 20309, 20378, 40618, 391169, 782338, 8996887, 17993774]

約数ペア:

[(1, 17993774), (2, 8996887), (23, 782338), (46, 391169), (443, 40618), (883, 20378), (886, 20309), (1766, 10189)]