20584487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6217}}^1$

素因数の和:6278

約数の個数: 16

約数和(自身を含む): 26264832

約数和(自身を除く): 5680345

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 6217, 43519, 68387, 267331, 478709, 1871317, 2940641, 20584487]

約数ペア:

[(1, 20584487), (7, 2940641), (11, 1871317), (43, 478709), (77, 267331), (301, 68387), (473, 43519), (3311, 6217)]