2011821889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{199447}}^1$

素因数の和:199596

約数の個数: 16

約数和(自身を含む): 2527405056

約数和(自身を除く): 515583167

約数列:

[1, 7, 11, 77, 131, 917, 1441, 10087, 199447, 1396129, 2193917, 15357419, 26127557, 182892899, 287403127, 2011821889]

約数ペア:

[(1, 2011821889), (7, 287403127), (11, 182892899), (77, 26127557), (131, 15357419), (917, 2193917), (1441, 1396129), (10087, 199447)]