20246961

素因数分解:

$3^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{1063}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 30915584

約数和(自身を除く): 10668623

約数列:

[1, 3, 7, 21, 907, 1063, 2721, 3189, 6349, 7441, 19047, 22323, 964141, 2892423, 6748987, 20246961]

約数ペア:

[(1, 20246961), (3, 6748987), (7, 2892423), (21, 964141), (907, 22323), (1063, 19047), (2721, 7441), (3189, 6349)]