18964463

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1046

約数の個数: 16

約数和(自身を含む): 22663680

約数和(自身を除く): 3699217

約数列:

[1, 7, 29, 103, 203, 721, 907, 2987, 6349, 20909, 26303, 93421, 184121, 653947, 2709209, 18964463]

約数ペア:

[(1, 18964463), (7, 2709209), (29, 653947), (103, 184121), (203, 93421), (721, 26303), (907, 20909), (2987, 6349)]