20006948

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5419}}^1$

素因数の和:5507

約数の個数: 24

約数和(自身を含む): 38243520

約数和(自身を除く): 18236572

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 5419, 10838, 21676, 70447, 140894, 281788, 384749, 769498, 1538996, 5001737, 10003474, 20006948]

約数ペア:

[(1, 20006948), (2, 10003474), (4, 5001737), (13, 1538996), (26, 769498), (52, 384749), (71, 281788), (142, 140894), (284, 70447), (923, 21676), (1846, 10838), (3692, 5419)]