20229891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{2749}}^1$

素因数の和:2986

約数の個数: 16

約数和(自身を含む): 29568000

約数和(自身を除く): 9338109

約数列:

[1, 3, 11, 33, 223, 669, 2453, 2749, 7359, 8247, 30239, 90717, 613027, 1839081, 6743297, 20229891]

約数ペア:

[(1, 20229891), (3, 6743297), (11, 1839081), (33, 613027), (223, 90717), (669, 30239), (2453, 8247), (2749, 7359)]