20862711

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{10883}}^1$

素因数の和:10963

約数の個数: 16

約数和(自身を含む): 31345920

約数和(自身を除く): 10483209

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 10883, 32649, 97947, 293841, 772693, 2318079, 6954237, 20862711]

約数ペア:

[(1, 20862711), (3, 6954237), (9, 2318079), (27, 772693), (71, 293841), (213, 97947), (639, 32649), (1917, 10883)]