18804302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{2153}}^1$

素因数の和:2563

約数の個数: 16

約数和(自身を含む): 30862512

約数和(自身を除く): 12058210

約数列:

[1, 2, 11, 22, 397, 794, 2153, 4306, 4367, 8734, 23683, 47366, 854741, 1709482, 9402151, 18804302]

約数ペア:

[(1, 18804302), (2, 9402151), (11, 1709482), (22, 854741), (397, 47366), (794, 23683), (2153, 8734), (4306, 4367)]