20380451824

素因数分解:

$2^4\times {\mathrm{35317}}^1\times {\mathrm{36067}}^1$

素因数の和:71392

約数の個数: 20

約数和(自身を含む): 39489338344

約数和(自身を除く): 19108886520

約数列:

[1, 2, 4, 8, 16, 35317, 36067, 70634, 72134, 141268, 144268, 282536, 288536, 565072, 577072, 1273778239, 2547556478, 5095112956, 10190225912, 20380451824]

約数ペア:

[(1, 20380451824), (2, 10190225912), (4, 5095112956), (8, 2547556478), (16, 1273778239), (35317, 577072), (36067, 565072), (70634, 288536), (72134, 282536), (141268, 144268)]