7920684

素因数分解:

$2^2\times 3^2\times {\mathrm{220019}}^1$

素因数の和:220029

約数の個数: 18

約数和(自身を含む): 20021820

約数和(自身を除く): 12101136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 220019, 440038, 660057, 880076, 1320114, 1980171, 2640228, 3960342, 7920684]

約数ペア:

[(1, 7920684), (2, 3960342), (3, 2640228), (4, 1980171), (6, 1320114), (9, 880076), (12, 660057), (18, 440038), (36, 220019)]