20800839

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{4999}}^1$

素因数の和:5094

約数の個数: 16

約数和(自身を含む): 29600000

約数和(自身を除く): 8799161

約数列:

[1, 3, 19, 57, 73, 219, 1387, 4161, 4999, 14997, 94981, 284943, 364927, 1094781, 6933613, 20800839]

約数ペア:

[(1, 20800839), (3, 6933613), (19, 1094781), (57, 364927), (73, 284943), (219, 94981), (1387, 14997), (4161, 4999)]