20448263

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2543}}^1$

素因数の和:2614

約数の個数: 16

約数和(自身を含む): 24178176

約数和(自身を除く): 3729913

約数列:

[1, 11, 17, 43, 187, 473, 731, 2543, 8041, 27973, 43231, 109349, 475541, 1202839, 1858933, 20448263]

約数ペア:

[(1, 20448263), (11, 1858933), (17, 1202839), (43, 475541), (187, 109349), (473, 43231), (731, 27973), (2543, 8041)]