20254036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{479}}^1$

素因数の和:556

約数の個数: 36

約数和(自身を含む): 40037760

約数和(自身を除く): 19783724

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 479, 682, 958, 961, 1364, 1916, 1922, 3844, 5269, 10538, 10571, 14849, 21076, 21142, 29698, 42284, 59396, 163339, 326678, 460319, 653356, 920638, 1841276, 5063509, 10127018, 20254036]

約数ペア:

[(1, 20254036), (2, 10127018), (4, 5063509), (11, 1841276), (22, 920638), (31, 653356), (44, 460319), (62, 326678), (124, 163339), (341, 59396), (479, 42284), (682, 29698), (958, 21142), (961, 21076), (1364, 14849), (1916, 10571), (1922, 10538), (3844, 5269)]