20015606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1979}}^1$

素因数の和:2383

約数の個数: 16

約数和(自身を含む): 32432400

約数和(自身を除く): 12416794

約数列:

[1, 2, 13, 26, 389, 778, 1979, 3958, 5057, 10114, 25727, 51454, 769831, 1539662, 10007803, 20015606]

約数ペア:

[(1, 20015606), (2, 10007803), (13, 1539662), (26, 769831), (389, 51454), (778, 25727), (1979, 10114), (3958, 5057)]