2005489928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{187219}}^1$

素因数の和:187341

約数の個数: 32

約数和(自身を含む): 4088884800

約数和(自身を除く): 2083394872

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 2678, 5356, 10712, 187219, 374438, 748876, 1497752, 2433847, 4867694, 9735388, 19283557, 19470776, 38567114, 77134228, 154268456, 250686241, 501372482, 1002744964, 2005489928]

約数ペア:

[(1, 2005489928), (2, 1002744964), (4, 501372482), (8, 250686241), (13, 154268456), (26, 77134228), (52, 38567114), (103, 19470776), (104, 19283557), (206, 9735388), (412, 4867694), (824, 2433847), (1339, 1497752), (2678, 748876), (5356, 374438), (10712, 187219)]