20625768

素因数分解:

$2^3\times 3^2\times {\mathrm{286469}}^1$

素因数の和:286481

約数の個数: 24

約数和(自身を含む): 55861650

約数和(自身を除く): 35235882

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 286469, 572938, 859407, 1145876, 1718814, 2291752, 2578221, 3437628, 5156442, 6875256, 10312884, 20625768]

約数ペア:

[(1, 20625768), (2, 10312884), (3, 6875256), (4, 5156442), (6, 3437628), (8, 2578221), (9, 2291752), (12, 1718814), (18, 1145876), (24, 859407), (36, 572938), (72, 286469)]