20650047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^2$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 30762240

約数和(自身を除く): 10112193

約数列:

[1, 3, 11, 33, 79, 89, 237, 267, 869, 979, 2607, 2937, 7031, 7921, 21093, 23763, 77341, 87131, 232023, 261393, 625759, 1877277, 6883349, 20650047]

約数ペア:

[(1, 20650047), (3, 6883349), (11, 1877277), (33, 625759), (79, 261393), (89, 232023), (237, 87131), (267, 77341), (869, 23763), (979, 21093), (2607, 7921), (2937, 7031)]