11720556

素因数分解:

$2^2\times 3^2\times {\mathrm{325571}}^1$

素因数の和:325581

約数の個数: 18

約数和(自身を含む): 29627052

約数和(自身を除く): 17906496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 325571, 651142, 976713, 1302284, 1953426, 2930139, 3906852, 5860278, 11720556]

約数ペア:

[(1, 11720556), (2, 5860278), (3, 3906852), (4, 2930139), (6, 1953426), (9, 1302284), (12, 976713), (18, 651142), (36, 325571)]