20633668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20389}}^1$

素因数の和:20427

約数の個数: 24

約数和(自身を含む): 41106240

約数和(自身を除く): 20472572

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 20389, 40778, 81556, 224279, 448558, 468947, 897116, 937894, 1875788, 5158417, 10316834, 20633668]

約数ペア:

[(1, 20633668), (2, 10316834), (4, 5158417), (11, 1875788), (22, 937894), (23, 897116), (44, 468947), (46, 448558), (92, 224279), (253, 81556), (506, 40778), (1012, 20389)]