18678712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179603}}^1$

素因数の和:179622

約数の個数: 16

約数和(自身を含む): 37716840

約数和(自身を除く): 19038128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179603, 359206, 718412, 1436824, 2334839, 4669678, 9339356, 18678712]

約数ペア:

[(1, 18678712), (2, 9339356), (4, 4669678), (8, 2334839), (13, 1436824), (26, 718412), (52, 359206), (104, 179603)]