20997756431

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{28724701}}^1$

素因数の和:28724761

約数の個数: 8

約数和(自身を含む): 22749963984

約数和(自身を除く): 1752207553

約数列:

[1, 17, 43, 731, 28724701, 488319917, 1235162143, 20997756431]

約数ペア:

[(1, 20997756431), (17, 1235162143), (43, 488319917), (731, 28724701)]