28642448

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{3517}}^1$

素因数の和:4034

約数の個数: 20

約数和(自身を含む): 55619580

約数和(自身を除く): 26977132

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 3517, 4072, 7034, 8144, 14068, 28136, 56272, 1790153, 3580306, 7160612, 14321224, 28642448]

約数ペア:

[(1, 28642448), (2, 14321224), (4, 7160612), (8, 3580306), (16, 1790153), (509, 56272), (1018, 28136), (2036, 14068), (3517, 8144), (4072, 7034)]