20048791

素因数分解:

$7^2\times {\mathrm{619}}^1\times {\mathrm{661}}^1$

素因数の和:1294

約数の個数: 12

約数和(自身を含む): 23395080

約数和(自身を除く): 3346289

約数列:

[1, 7, 49, 619, 661, 4333, 4627, 30331, 32389, 409159, 2864113, 20048791]

約数ペア:

[(1, 20048791), (7, 2864113), (49, 409159), (619, 32389), (661, 30331), (4333, 4627)]