20865383

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1163}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 26148096

約数和(自身を除く): 5282713

約数列:

[1, 7, 11, 77, 233, 1163, 1631, 2563, 8141, 12793, 17941, 89551, 270979, 1896853, 2980769, 20865383]

約数ペア:

[(1, 20865383), (7, 2980769), (11, 1896853), (77, 270979), (233, 89551), (1163, 17941), (1631, 12793), (2563, 8141)]