28693378

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{18803}}^1$

素因数の和:18921

約数の個数: 16

約数和(自身を含む): 49642560

約数和(自身を除く): 20949182

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 18803, 37606, 131621, 263242, 2049527, 4099054, 14346689, 28693378]

約数ペア:

[(1, 28693378), (2, 14346689), (7, 4099054), (14, 2049527), (109, 263242), (218, 131621), (763, 37606), (1526, 18803)]