20768011

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 24526656

約数和(自身を除く): 3758645

約数列:

[1, 11, 23, 43, 83, 253, 473, 529, 913, 989, 1909, 3569, 5819, 10879, 20999, 22747, 39259, 43907, 82087, 250217, 482977, 902957, 1888001, 20768011]

約数ペア:

[(1, 20768011), (11, 1888001), (23, 902957), (43, 482977), (83, 250217), (253, 82087), (473, 43907), (529, 39259), (913, 22747), (989, 20999), (1909, 10879), (3569, 5819)]