20156987191

素因数分解:

${\mathrm{11}}^2\times {\mathrm{241}}^1\times {\mathrm{691231}}^1$

素因数の和:691494

約数の個数: 12

約数和(自身を含む): 22247993152

約数和(自身を除く): 2091005961

約数列:

[1, 11, 121, 241, 2651, 29161, 691231, 7603541, 83638951, 166586671, 1832453381, 20156987191]

約数ペア:

[(1, 20156987191), (11, 1832453381), (121, 166586671), (241, 83638951), (2651, 7603541), (29161, 691231)]