20479249

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1277}}^1$

素因数の和:1392

約数の個数: 16

約数和(自身を含む): 24537600

約数和(自身を除く): 4058351

約数列:

[1, 7, 29, 79, 203, 553, 1277, 2291, 8939, 16037, 37033, 100883, 259231, 706181, 2925607, 20479249]

約数ペア:

[(1, 20479249), (7, 2925607), (29, 706181), (79, 259231), (203, 100883), (553, 37033), (1277, 16037), (2291, 8939)]