2020642799

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{353321}}^1$

素因数の和:353390

約数の個数: 16

約数和(自身を含む): 2487386880

約数和(自身を除く): 466744081

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 353321, 2473247, 6713099, 15192803, 46991693, 106349621, 288663257, 2020642799]

約数ペア:

[(1, 2020642799), (7, 288663257), (19, 106349621), (43, 46991693), (133, 15192803), (301, 6713099), (817, 2473247), (5719, 353321)]