20156631

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6863}}^1$

素因数の和:6966

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 9495849

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 6863, 20589, 75493, 226479, 610807, 1832421, 6718877, 20156631]

約数ペア:

[(1, 20156631), (3, 6718877), (11, 1832421), (33, 610807), (89, 226479), (267, 75493), (979, 20589), (2937, 6863)]