20848456

素因数分解:

$2^3\times {\mathrm{317}}^1\times {\mathrm{8221}}^1$

素因数の和:8544

約数の個数: 16

約数和(自身を含む): 39218940

約数和(自身を除く): 18370484

約数列:

[1, 2, 4, 8, 317, 634, 1268, 2536, 8221, 16442, 32884, 65768, 2606057, 5212114, 10424228, 20848456]

約数ペア:

[(1, 20848456), (2, 10424228), (4, 5212114), (8, 2606057), (317, 65768), (634, 32884), (1268, 16442), (2536, 8221)]