2047390961

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{199921}}^1$

素因数の和:199965

約数の個数: 24

約数和(自身を含む): 2734932960

約数和(自身を除く): 687541999

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 10241, 199921, 1399447, 2199131, 3798499, 9796129, 15393917, 26589493, 41783489, 107757419, 186126451, 292484423, 2047390961]

約数ペア:

[(1, 2047390961), (7, 292484423), (11, 186126451), (19, 107757419), (49, 41783489), (77, 26589493), (133, 15393917), (209, 9796129), (539, 3798499), (931, 2199131), (1463, 1399447), (10241, 199921)]