20876476

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{911}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 38840256

約数和(自身を除く): 17963780

約数列:

[1, 2, 4, 17, 34, 68, 337, 674, 911, 1348, 1822, 3644, 5729, 11458, 15487, 22916, 30974, 61948, 307007, 614014, 1228028, 5219119, 10438238, 20876476]

約数ペア:

[(1, 20876476), (2, 10438238), (4, 5219119), (17, 1228028), (34, 614014), (68, 307007), (337, 61948), (674, 30974), (911, 22916), (1348, 15487), (1822, 11458), (3644, 5729)]