18009173

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2711}}^1$

素因数の和:2804

約数の個数: 16

約数和(自身を含む): 22477056

約数和(自身を除く): 4467883

約数列:

[1, 7, 13, 73, 91, 511, 949, 2711, 6643, 18977, 35243, 197903, 246701, 1385321, 2572739, 18009173]

約数ペア:

[(1, 18009173), (7, 2572739), (13, 1385321), (73, 246701), (91, 197903), (511, 35243), (949, 18977), (2711, 6643)]