18895965124

素因数分解:

$2^2\times {\mathrm{1327}}^1\times {\mathrm{3559903}}^1$

素因数の和:3561234

約数の個数: 12

約数和(自身を含む): 33092867584

約数和(自身を除く): 14196902460

約数列:

[1, 2, 4, 1327, 2654, 5308, 3559903, 7119806, 14239612, 4723991281, 9447982562, 18895965124]

約数ペア:

[(1, 18895965124), (2, 9447982562), (4, 4723991281), (1327, 14239612), (2654, 7119806), (5308, 3559903)]