20528596

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{8803}}^1$

素因数の和:8871

約数の個数: 24

約数和(自身を含む): 39934944

約数和(自身を除く): 19406348

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 212, 583, 1166, 2332, 8803, 17606, 35212, 96833, 193666, 387332, 466559, 933118, 1866236, 5132149, 10264298, 20528596]

約数ペア:

[(1, 20528596), (2, 10264298), (4, 5132149), (11, 1866236), (22, 933118), (44, 466559), (53, 387332), (106, 193666), (212, 96833), (583, 35212), (1166, 17606), (2332, 8803)]