20279613

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{907}}^1$

素因数の和:1196

約数の個数: 16

約数和(自身を含む): 28111680

約数和(自身を除く): 7832067

約数列:

[1, 3, 29, 87, 257, 771, 907, 2721, 7453, 22359, 26303, 78909, 233099, 699297, 6759871, 20279613]

約数ペア:

[(1, 20279613), (3, 6759871), (29, 699297), (87, 233099), (257, 78909), (771, 26303), (907, 22359), (2721, 7453)]