18581567485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{28493}}^1$

素因数の和:28717

約数の個数: 32

約数和(自身を含む): 24509399040

約数和(自身を除く): 5927831555

約数列:

[1, 5, 13, 65, 79, 127, 395, 635, 1027, 1651, 5135, 8255, 10033, 28493, 50165, 130429, 142465, 370409, 652145, 1852045, 2250947, 3618611, 11254735, 18093055, 29262311, 47041943, 146311555, 235209715, 285870269, 1429351345, 3716313497, 18581567485]

約数ペア:

[(1, 18581567485), (5, 3716313497), (13, 1429351345), (65, 285870269), (79, 235209715), (127, 146311555), (395, 47041943), (635, 29262311), (1027, 18093055), (1651, 11254735), (5135, 3618611), (8255, 2250947), (10033, 1852045), (28493, 652145), (50165, 370409), (130429, 142465)]