18203588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1777}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 34500312

約数和(自身を除く): 16296724

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 1777, 2561, 3554, 5122, 7108, 10244, 23101, 46202, 92404, 350069, 700138, 1400276, 4550897, 9101794, 18203588]

約数ペア:

[(1, 18203588), (2, 9101794), (4, 4550897), (13, 1400276), (26, 700138), (52, 350069), (197, 92404), (394, 46202), (788, 23101), (1777, 10244), (2561, 7108), (3554, 5122)]