20185549630

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2749}}^1\times {\mathrm{7129}}^1$

素因数の和:9988

約数の個数: 32

約数和(自身を含む): 36705240000

約数和(自身を除く): 16519690370

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 2749, 5498, 7129, 13745, 14258, 27490, 35645, 71290, 283147, 566294, 734287, 1415735, 1468574, 2831470, 3671435, 7342870, 19597621, 39195242, 97988105, 195976210, 2018554963, 4037109926, 10092774815, 20185549630]

約数ペア:

[(1, 20185549630), (2, 10092774815), (5, 4037109926), (10, 2018554963), (103, 195976210), (206, 97988105), (515, 39195242), (1030, 19597621), (2749, 7342870), (5498, 3671435), (7129, 2831470), (13745, 1468574), (14258, 1415735), (27490, 734287), (35645, 566294), (71290, 283147)]