20954330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{48731}}^1$

素因数の和:48781

約数の個数: 16

約数和(自身を含む): 38595744

約数和(自身を除く): 17641414

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 48731, 97462, 243655, 487310, 2095433, 4190866, 10477165, 20954330]

約数ペア:

[(1, 20954330), (2, 10477165), (5, 4190866), (10, 2095433), (43, 487310), (86, 243655), (215, 97462), (430, 48731)]