7920324

素因数分解:

$2^2\times 3^2\times {\mathrm{220009}}^1$

素因数の和:220019

約数の個数: 18

約数和(自身を含む): 20020910

約数和(自身を除く): 12100586

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 220009, 440018, 660027, 880036, 1320054, 1980081, 2640108, 3960162, 7920324]

約数ペア:

[(1, 7920324), (2, 3960162), (3, 2640108), (4, 1980081), (6, 1320054), (9, 880036), (12, 660027), (18, 440018), (36, 220009)]