20593947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 32034816

約数和(自身を除く): 11440869

約数列:

[1, 3, 11, 23, 33, 43, 69, 129, 253, 473, 631, 759, 989, 1419, 1893, 2967, 6941, 10879, 14513, 20823, 27133, 32637, 43539, 81399, 159643, 298463, 478929, 624059, 895389, 1872177, 6864649, 20593947]

約数ペア:

[(1, 20593947), (3, 6864649), (11, 1872177), (23, 895389), (33, 624059), (43, 478929), (69, 298463), (129, 159643), (253, 81399), (473, 43539), (631, 32637), (759, 27133), (989, 20823), (1419, 14513), (1893, 10879), (2967, 6941)]