18537804

素因数分解:

$2^2\times 3^2\times {\mathrm{514939}}^1$

素因数の和:514949

約数の個数: 18

約数和(自身を含む): 46859540

約数和(自身を除く): 28321736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 514939, 1029878, 1544817, 2059756, 3089634, 4634451, 6179268, 9268902, 18537804]

約数ペア:

[(1, 18537804), (2, 9268902), (3, 6179268), (4, 4634451), (6, 3089634), (9, 2059756), (12, 1544817), (18, 1029878), (36, 514939)]