20463317

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1$

素因数の和:740

約数の個数: 16

約数和(自身を含む): 24321024

約数和(自身を除く): 3857707

約数列:

[1, 7, 31, 181, 217, 521, 1267, 3647, 5611, 16151, 39277, 94301, 113057, 660107, 2923331, 20463317]

約数ペア:

[(1, 20463317), (7, 2923331), (31, 660107), (181, 113057), (217, 94301), (521, 39277), (1267, 16151), (3647, 5611)]