19983260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90833}}^1$

素因数の和:90853

約数の個数: 24

約数和(自身を含む): 45780336

約数和(自身を除く): 25797076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 90833, 181666, 363332, 454165, 908330, 999163, 1816660, 1998326, 3996652, 4995815, 9991630, 19983260]

約数ペア:

[(1, 19983260), (2, 9991630), (4, 4995815), (5, 3996652), (10, 1998326), (11, 1816660), (20, 999163), (22, 908330), (44, 454165), (55, 363332), (110, 181666), (220, 90833)]