51251824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{246403}}^1$

素因数の和:246424

約数の個数: 20

約数和(自身を含む): 106939336

約数和(自身を除く): 55687512

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 246403, 492806, 985612, 1971224, 3203239, 3942448, 6406478, 12812956, 25625912, 51251824]

約数ペア:

[(1, 51251824), (2, 25625912), (4, 12812956), (8, 6406478), (13, 3942448), (16, 3203239), (26, 1971224), (52, 985612), (104, 492806), (208, 246403)]