18296866

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{17903}}^1$

素因数の和:17985

約数の個数: 16

約数和(自身を含む): 31797504

約数和(自身を除く): 13500638

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 17903, 35806, 125321, 250642, 1306919, 2613838, 9148433, 18296866]

約数ペア:

[(1, 18296866), (2, 9148433), (7, 2613838), (14, 1306919), (73, 250642), (146, 125321), (511, 35806), (1022, 17903)]