157439728

素因数分解:

$2^4\times {\mathrm{547}}^1\times {\mathrm{17989}}^1$

素因数の和:18544

約数の個数: 20

約数和(自身を含む): 305614120

約数和(自身を除く): 148174392

約数列:

[1, 2, 4, 8, 16, 547, 1094, 2188, 4376, 8752, 17989, 35978, 71956, 143912, 287824, 9839983, 19679966, 39359932, 78719864, 157439728]

約数ペア:

[(1, 157439728), (2, 78719864), (4, 39359932), (8, 19679966), (16, 9839983), (547, 287824), (1094, 143912), (2188, 71956), (4376, 35978), (8752, 17989)]