20546548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{6577}}^1$

素因数の和:6663

約数の個数: 24

約数和(自身を含む): 39783744

約数和(自身を除く): 19237196

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 6577, 13154, 26308, 72347, 144694, 289388, 466967, 933934, 1867868, 5136637, 10273274, 20546548]

約数ペア:

[(1, 20546548), (2, 10273274), (4, 5136637), (11, 1867868), (22, 933934), (44, 466967), (71, 289388), (142, 144694), (284, 72347), (781, 26308), (1562, 13154), (3124, 6577)]