26988728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{259507}}^1$

素因数の和:259526

約数の個数: 16

約数和(自身を含む): 54496680

約数和(自身を除く): 27507952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 259507, 519014, 1038028, 2076056, 3373591, 6747182, 13494364, 26988728]

約数ペア:

[(1, 26988728), (2, 13494364), (4, 6747182), (8, 3373591), (13, 2076056), (26, 1038028), (52, 519014), (104, 259507)]