20165990495

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1\times {\mathrm{12329}}^1$

素因数の和:15107

約数の個数: 32

約数和(自身を含む): 29296080000

約数和(自身を除く): 9130089505

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 2749, 12329, 13745, 19243, 46733, 61645, 86303, 96215, 209593, 233665, 327131, 431515, 1047965, 1467151, 1635655, 7335755, 33892421, 169462105, 237246947, 576171157, 1186234735, 2880855785, 4033198099, 20165990495]

約数ペア:

[(1, 20165990495), (5, 4033198099), (7, 2880855785), (17, 1186234735), (35, 576171157), (85, 237246947), (119, 169462105), (595, 33892421), (2749, 7335755), (12329, 1635655), (13745, 1467151), (19243, 1047965), (46733, 431515), (61645, 327131), (86303, 233665), (96215, 209593)]