19553679

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2789}}^1$

素因数の和:2855

約数の個数: 24

約数和(自身を含む): 30466800

約数和(自身を除く): 10913121

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 2337, 2789, 7011, 8367, 25101, 52991, 114349, 158973, 343047, 476919, 1029141, 2172631, 6517893, 19553679]

約数ペア:

[(1, 19553679), (3, 6517893), (9, 2172631), (19, 1029141), (41, 476919), (57, 343047), (123, 158973), (171, 114349), (369, 52991), (779, 25101), (2337, 8367), (2789, 7011)]