20859369

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1033}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 28588032

約数和(自身を除く): 7728663

約数列:

[1, 3, 53, 127, 159, 381, 1033, 3099, 6731, 20193, 54749, 131191, 164247, 393573, 6953123, 20859369]

約数ペア:

[(1, 20859369), (3, 6953123), (53, 393573), (127, 164247), (159, 131191), (381, 54749), (1033, 20193), (3099, 6731)]