18020576

素因数分解:

$2^5\times 7^1\times {\mathrm{80449}}^1$

素因数の和:80466

約数の個数: 24

約数和(自身を含む): 40546800

約数和(自身を除く): 22526224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 80449, 160898, 321796, 563143, 643592, 1126286, 1287184, 2252572, 2574368, 4505144, 9010288, 18020576]

約数ペア:

[(1, 18020576), (2, 9010288), (4, 4505144), (7, 2574368), (8, 2252572), (14, 1287184), (16, 1126286), (28, 643592), (32, 563143), (56, 321796), (112, 160898), (224, 80449)]