2019428905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 2644475904

約数和(自身を除く): 625046999

約数列:

[1, 5, 13, 65, 127, 223, 635, 1097, 1115, 1651, 2899, 5485, 8255, 14261, 14495, 28321, 71305, 139319, 141605, 244631, 368173, 696595, 1223155, 1811147, 1840865, 3180203, 9055735, 15901015, 31068137, 155340685, 403885781, 2019428905]

約数ペア:

[(1, 2019428905), (5, 403885781), (13, 155340685), (65, 31068137), (127, 15901015), (223, 9055735), (635, 3180203), (1097, 1840865), (1115, 1811147), (1651, 1223155), (2899, 696595), (5485, 368173), (8255, 244631), (14261, 141605), (14495, 139319), (28321, 71305)]