20197514519

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{444791}}^1$

素因数の和:445310

約数の個数: 16

約数和(自身を含む): 24908352000

約数和(自身を除く): 4710837481

約数列:

[1, 7, 13, 91, 499, 3493, 6487, 45409, 444791, 3113537, 5782283, 40475981, 221950709, 1553654963, 2885359217, 20197514519]

約数ペア:

[(1, 20197514519), (7, 2885359217), (13, 1553654963), (91, 221950709), (499, 40475981), (3493, 5782283), (6487, 3113537), (45409, 444791)]