20604904

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5867}}^1$

素因数の和:6312

約数の個数: 16

約数和(自身を含む): 38728800

約数和(自身を除く): 18123896

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5867, 11734, 23468, 46936, 2575613, 5151226, 10302452, 20604904]

約数ペア:

[(1, 20604904), (2, 10302452), (4, 5151226), (8, 2575613), (439, 46936), (878, 23468), (1756, 11734), (3512, 5867)]