20572349

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:524

約数の個数: 16

約数和(自身を含む): 24096768

約数和(自身を除く): 3524419

約数列:

[1, 7, 73, 127, 317, 511, 889, 2219, 9271, 23141, 40259, 64897, 161987, 281813, 2938907, 20572349]

約数ペア:

[(1, 20572349), (7, 2938907), (73, 281813), (127, 161987), (317, 64897), (511, 40259), (889, 23141), (2219, 9271)]