20166068728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193904507}}^1$

素因数の和:193904526

約数の個数: 16

約数和(自身を含む): 40719946680

約数和(自身を除く): 20553877952

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193904507, 387809014, 775618028, 1551236056, 2520758591, 5041517182, 10083034364, 20166068728]

約数ペア:

[(1, 20166068728), (2, 10083034364), (4, 5041517182), (8, 2520758591), (13, 1551236056), (26, 775618028), (52, 387809014), (104, 193904507)]