20765711

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:406

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 1905649

約数列:

[1, 23, 29, 163, 191, 667, 3749, 4393, 4727, 5539, 31133, 108721, 127397, 716059, 902857, 20765711]

約数ペア:

[(1, 20765711), (23, 902857), (29, 716059), (163, 127397), (191, 108721), (667, 31133), (3749, 5539), (4393, 4727)]