638181824

素因数分解:

$2^6\times 7^1\times {\mathrm{1424513}}^1$

素因数の和:1424532

約数の個数: 28

約数和(自身を含む): 1447306224

約数和(自身を除く): 809124400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1424513, 2849026, 5698052, 9971591, 11396104, 19943182, 22792208, 39886364, 45584416, 79772728, 91168832, 159545456, 319090912, 638181824]

約数ペア:

[(1, 638181824), (2, 319090912), (4, 159545456), (7, 91168832), (8, 79772728), (14, 45584416), (16, 39886364), (28, 22792208), (32, 19943182), (56, 11396104), (64, 9971591), (112, 5698052), (224, 2849026), (448, 1424513)]