28125488

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{16127}}^1$

素因数の和:16244

約数の個数: 20

約数和(自身を含む): 54996480

約数和(自身を除く): 26870992

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 16127, 32254, 64508, 129016, 258032, 1757843, 3515686, 7031372, 14062744, 28125488]

約数ペア:

[(1, 28125488), (2, 14062744), (4, 7031372), (8, 3515686), (16, 1757843), (109, 258032), (218, 129016), (436, 64508), (872, 32254), (1744, 16127)]