20029281

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{907}}^1$

素因数の和:1360

約数の個数: 16

約数和(自身を含む): 28373184

約数和(自身を除く): 8343903

約数列:

[1, 3, 17, 51, 433, 907, 1299, 2721, 7361, 15419, 22083, 46257, 392731, 1178193, 6676427, 20029281]

約数ペア:

[(1, 20029281), (3, 6676427), (17, 1178193), (51, 392731), (433, 46257), (907, 22083), (1299, 15419), (2721, 7361)]