20809211579

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{37225781}}^1$

素因数の和:37225837

約数の個数: 8

約数和(自身を含む): 22931081712

約数和(自身を除く): 2121870133

約数列:

[1, 13, 43, 559, 37225781, 483935153, 1600708583, 20809211579]

約数ペア:

[(1, 20809211579), (13, 1600708583), (43, 483935153), (559, 37225781)]