157433168

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{110557}}^1$

素因数の和:110654

約数の個数: 20

約数和(自身を含む): 308456820

約数和(自身を除く): 151023652

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 110557, 221114, 442228, 884456, 1768912, 9839573, 19679146, 39358292, 78716584, 157433168]

約数ペア:

[(1, 157433168), (2, 78716584), (4, 39358292), (8, 19679146), (16, 9839573), (89, 1768912), (178, 884456), (356, 442228), (712, 221114), (1424, 110557)]