18423977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6824

約数の個数: 16

約数和(自身を含む): 22787520

約数和(自身を除く): 4363543

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 6781, 74591, 88153, 128839, 969683, 1417229, 1674907, 18423977]

約数ペア:

[(1, 18423977), (11, 1674907), (13, 1417229), (19, 969683), (143, 128839), (209, 88153), (247, 74591), (2717, 6781)]