27938128

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{16319}}^1$

素因数の和:16434

約数の個数: 20

約数和(自身を含む): 54639360

約数和(自身を除く): 26701232

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 16319, 32638, 65276, 130552, 261104, 1746133, 3492266, 6984532, 13969064, 27938128]

約数ペア:

[(1, 27938128), (2, 13969064), (4, 6984532), (8, 3492266), (16, 1746133), (107, 261104), (214, 130552), (428, 65276), (856, 32638), (1712, 16319)]