20804956276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{6073}}^1\times {\mathrm{65881}}^1$

素因数の和:71971

約数の個数: 24

約数和(自身を含む): 39216392264

約数和(自身を除く): 18411435988

約数列:

[1, 2, 4, 13, 26, 52, 6073, 12146, 24292, 65881, 78949, 131762, 157898, 263524, 315796, 856453, 1712906, 3425812, 400095313, 800190626, 1600381252, 5201239069, 10402478138, 20804956276]

約数ペア:

[(1, 20804956276), (2, 10402478138), (4, 5201239069), (13, 1600381252), (26, 800190626), (52, 400095313), (6073, 3425812), (12146, 1712906), (24292, 856453), (65881, 315796), (78949, 263524), (131762, 157898)]