20379549

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9293}}^1$

素因数の和:9356

約数の個数: 16

約数和(自身を含む): 29443392

約数和(自身を除く): 9063843

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 9293, 27879, 157981, 399599, 473943, 1198797, 6793183, 20379549]

約数ペア:

[(1, 20379549), (3, 6793183), (17, 1198797), (43, 473943), (51, 399599), (129, 157981), (731, 27879), (2193, 9293)]