18139435

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1381}}^1$

素因数の和:1494

約数の個数: 16

約数和(自身を含む): 22686912

約数和(自身を除く): 4547477

約数列:

[1, 5, 37, 71, 185, 355, 1381, 2627, 6905, 13135, 51097, 98051, 255485, 490255, 3627887, 18139435]

約数ペア:

[(1, 18139435), (5, 3627887), (37, 490255), (71, 255485), (185, 98051), (355, 51097), (1381, 13135), (2627, 6905)]