20135040079

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{407947}}^1$

素因数の和:408606

約数の個数: 16

約数和(自身を含む): 25142651136

約数和(自身を除く): 5007611057

約数列:

[1, 7, 11, 77, 641, 4487, 7051, 49357, 407947, 2855629, 4487417, 31411919, 261494027, 1830458189, 2876434297, 20135040079]

約数ペア:

[(1, 20135040079), (7, 2876434297), (11, 1830458189), (77, 261494027), (641, 31411919), (4487, 4487417), (7051, 2855629), (49357, 407947)]