20323219

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:570

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 3626861

約数列:

[1, 7, 43, 251, 269, 301, 1757, 1883, 10793, 11567, 67519, 75551, 80969, 472633, 2903317, 20323219]

約数ペア:

[(1, 20323219), (7, 2903317), (43, 472633), (251, 80969), (269, 75551), (301, 67519), (1757, 11567), (1883, 10793)]