20543701

素因数分解:

${\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^2$

素因数の和:372

約数の個数: 12

約数和(自身を含む): 22310316

約数和(自身を除く): 1766615

約数列:

[1, 17, 53, 151, 901, 2567, 8003, 22801, 136051, 387617, 1208453, 20543701]

約数ペア:

[(1, 20543701), (17, 1208453), (53, 387617), (151, 136051), (901, 22801), (2567, 8003)]