20803816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{236407}}^1$

素因数の和:236424

約数の個数: 16

約数和(自身を含む): 42553440

約数和(自身を除く): 21749624

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 236407, 472814, 945628, 1891256, 2600477, 5200954, 10401908, 20803816]

約数ペア:

[(1, 20803816), (2, 10401908), (4, 5200954), (8, 2600477), (11, 1891256), (22, 945628), (44, 472814), (88, 236407)]