20486554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10463}}^1$

素因数の和:10565

約数の個数: 16

約数和(自身を含む): 33903360

約数和(自身を除く): 13416806

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10463, 20926, 115093, 230186, 931207, 1862414, 10243277, 20486554]

約数ペア:

[(1, 20486554), (2, 10243277), (11, 1862414), (22, 931207), (89, 230186), (178, 115093), (979, 20926), (1958, 10463)]