20658121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2089}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 24076800

約数和(自身を除く): 3418679

約数列:

[1, 11, 29, 31, 319, 341, 899, 2089, 9889, 22979, 60581, 64759, 666391, 712349, 1878011, 20658121]

約数ペア:

[(1, 20658121), (11, 1878011), (29, 712349), (31, 666391), (319, 64759), (341, 60581), (899, 22979), (2089, 9889)]