51991312

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{45767}}^1$

素因数の和:45846

約数の個数: 20

約数和(自身を含む): 102154176

約数和(自身を除く): 50162864

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 45767, 91534, 183068, 366136, 732272, 3249457, 6498914, 12997828, 25995656, 51991312]

約数ペア:

[(1, 51991312), (2, 25995656), (4, 12997828), (8, 6498914), (16, 3249457), (71, 732272), (142, 366136), (284, 183068), (568, 91534), (1136, 45767)]