20187665719

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{143243}}^1$

素因数の和:143586

約数の個数: 16

約数和(自身を含む): 22404507552

約数和(自身を除く): 2216841833

約数列:

[1, 13, 37, 293, 481, 3809, 10841, 140933, 143243, 1862159, 5299991, 41970199, 68899883, 545612587, 1552897363, 20187665719]

約数ペア:

[(1, 20187665719), (13, 1552897363), (37, 545612587), (293, 68899883), (481, 41970199), (3809, 5299991), (10841, 1862159), (140933, 143243)]