18656170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{143509}}^1$

素因数の和:143529

約数の個数: 16

約数和(自身を含む): 36164520

約数和(自身を除く): 17508350

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 143509, 287018, 717545, 1435090, 1865617, 3731234, 9328085, 18656170]

約数ペア:

[(1, 18656170), (2, 9328085), (5, 3731234), (10, 1865617), (13, 1435090), (26, 717545), (65, 287018), (130, 143509)]