19608589

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 27740160

約数和(自身を除く): 8131571

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1031, 1463, 1729, 2717, 7217, 11341, 13403, 19019, 19589, 79387, 93821, 137123, 147433, 215479, 254657, 1032031, 1508353, 1782599, 2801227, 19608589]

約数ペア:

[(1, 19608589), (7, 2801227), (11, 1782599), (13, 1508353), (19, 1032031), (77, 254657), (91, 215479), (133, 147433), (143, 137123), (209, 93821), (247, 79387), (1001, 19589), (1031, 19019), (1463, 13403), (1729, 11341), (2717, 7217)]