19857057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6761}}^1$

素因数の和:6864

約数の個数: 16

約数和(自身を含む): 29211840

約数和(自身を除く): 9354783

約数列:

[1, 3, 11, 33, 89, 267, 979, 2937, 6761, 20283, 74371, 223113, 601729, 1805187, 6619019, 19857057]

約数ペア:

[(1, 19857057), (3, 6619019), (11, 1805187), (33, 601729), (89, 223113), (267, 74371), (979, 20283), (2937, 6761)]