20613076

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{42589}}^1$

素因数の和:42615

約数の個数: 18

約数和(自身を含む): 39651290

約数和(自身を除く): 19038214

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 42589, 85178, 170356, 468479, 936958, 1873916, 5153269, 10306538, 20613076]

約数ペア:

[(1, 20613076), (2, 10306538), (4, 5153269), (11, 1873916), (22, 936958), (44, 468479), (121, 170356), (242, 85178), (484, 42589)]