18213802

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1\times {\mathrm{1117}}^1$

素因数の和:1413

約数の個数: 16

約数和(自身を含む): 28334592

約数和(自身を除く): 10120790

約数列:

[1, 2, 31, 62, 263, 526, 1117, 2234, 8153, 16306, 34627, 69254, 293771, 587542, 9106901, 18213802]

約数ペア:

[(1, 18213802), (2, 9106901), (31, 587542), (62, 293771), (263, 69254), (526, 34627), (1117, 16306), (2234, 8153)]