20814266

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{17851}}^1$

素因数の和:17917

約数の個数: 16

約数和(自身を含む): 34704288

約数和(自身を除く): 13890022

約数列:

[1, 2, 11, 22, 53, 106, 583, 1166, 17851, 35702, 196361, 392722, 946103, 1892206, 10407133, 20814266]

約数ペア:

[(1, 20814266), (2, 10407133), (11, 1892206), (22, 946103), (53, 392722), (106, 196361), (583, 35702), (1166, 17851)]