19859131391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{171077}}^1$

素因数の和:171322

約数の個数: 16

約数和(自身を含む): 22147073568

約数和(自身を除く): 2287942177

約数列:

[1, 11, 61, 173, 671, 1903, 10553, 116083, 171077, 1881847, 10435697, 29596321, 114792667, 325559531, 1805375581, 19859131391]

約数ペア:

[(1, 19859131391), (11, 1805375581), (61, 325559531), (173, 114792667), (671, 29596321), (1903, 10435697), (10553, 1881847), (116083, 171077)]