18871232

素因数分解:

$2^6\times {\mathrm{71}}^1\times {\mathrm{4153}}^1$

素因数の和:4236

約数の個数: 28

約数和(自身を含む): 37984176

約数和(自身を除く): 19112944

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 142, 284, 568, 1136, 2272, 4153, 4544, 8306, 16612, 33224, 66448, 132896, 265792, 294863, 589726, 1179452, 2358904, 4717808, 9435616, 18871232]

約数ペア:

[(1, 18871232), (2, 9435616), (4, 4717808), (8, 2358904), (16, 1179452), (32, 589726), (64, 294863), (71, 265792), (142, 132896), (284, 66448), (568, 33224), (1136, 16612), (2272, 8306), (4153, 4544)]