20790836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5693}}^1$

素因数の和:5791

約数の個数: 24

約数和(自身を含む): 40176864

約数和(自身を除く): 19386028

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5693, 11386, 22772, 62623, 125246, 250492, 472519, 945038, 1890076, 5197709, 10395418, 20790836]

約数ペア:

[(1, 20790836), (2, 10395418), (4, 5197709), (11, 1890076), (22, 945038), (44, 472519), (83, 250492), (166, 125246), (332, 62623), (913, 22772), (1826, 11386), (3652, 5693)]