18563004

素因数分解:

$2^2\times 3^2\times {\mathrm{515639}}^1$

素因数の和:515649

約数の個数: 18

約数和(自身を含む): 46923240

約数和(自身を除く): 28360236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 515639, 1031278, 1546917, 2062556, 3093834, 4640751, 6187668, 9281502, 18563004]

約数ペア:

[(1, 18563004), (2, 9281502), (3, 6187668), (4, 4640751), (6, 3093834), (9, 2062556), (12, 1546917), (18, 1031278), (36, 515639)]