20850879

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32029}}^1$

素因数の和:32070

約数の個数: 16

約数和(自身を含む): 32798720

約数和(自身を除く): 11947841

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 32029, 96087, 224203, 672609, 992899, 2978697, 6950293, 20850879]

約数ペア:

[(1, 20850879), (3, 6950293), (7, 2978697), (21, 992899), (31, 672609), (93, 224203), (217, 96087), (651, 32029)]