2011551983

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{2053}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 2484518400

約数和(自身を除く): 472966417

約数列:

[1, 7, 19, 53, 133, 139, 371, 973, 1007, 2053, 2641, 7049, 7367, 14371, 18487, 39007, 51569, 108809, 139973, 273049, 285367, 761663, 979811, 1997569, 2067371, 5421973, 14471597, 15124451, 37953811, 105871157, 287364569, 2011551983]

約数ペア:

[(1, 2011551983), (7, 287364569), (19, 105871157), (53, 37953811), (133, 15124451), (139, 14471597), (371, 5421973), (973, 2067371), (1007, 1997569), (2053, 979811), (2641, 761663), (7049, 285367), (7367, 273049), (14371, 139973), (18487, 108809), (39007, 51569)]