2012590970887

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{108865201}}^1$

素因数の和:108865366

約数の個数: 16

約数和(自身を含む): 2438580524800

約数和(自身を除く): 425989553913

約数列:

[1, 7, 19, 133, 139, 973, 2641, 18487, 108865201, 762056407, 2068438819, 14479071733, 15132262939, 105925840573, 287512995841, 2012590970887]

約数ペア:

[(1, 2012590970887), (7, 287512995841), (19, 105925840573), (133, 15132262939), (139, 14479071733), (973, 2068438819), (2641, 762056407), (18487, 108865201)]