12931894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6421}}^1$

素因数の和:6495

約数の個数: 16

約数和(自身を含む): 20807280

約数和(自身を除く): 7875386

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 6421, 12842, 121999, 243998, 340313, 680626, 6465947, 12931894]

約数ペア:

[(1, 12931894), (2, 6465947), (19, 680626), (38, 340313), (53, 243998), (106, 121999), (1007, 12842), (2014, 6421)]