20514478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{2243}}^1$

素因数の和:2531

約数の個数: 16

約数和(自身を含む): 32717520

約数和(自身を除く): 12203042

約数列:

[1, 2, 17, 34, 269, 538, 2243, 4486, 4573, 9146, 38131, 76262, 603367, 1206734, 10257239, 20514478]

約数ペア:

[(1, 20514478), (2, 10257239), (17, 1206734), (34, 603367), (269, 76262), (538, 38131), (2243, 9146), (4486, 4573)]