20804967128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{236420081}}^1$

素因数の和:236420098

約数の個数: 16

約数和(自身を含む): 42555614760

約数和(自身を除く): 21750647632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 236420081, 472840162, 945680324, 1891360648, 2600620891, 5201241782, 10402483564, 20804967128]

約数ペア:

[(1, 20804967128), (2, 10402483564), (4, 5201241782), (8, 2600620891), (11, 1891360648), (22, 945680324), (44, 472840162), (88, 236420081)]