20331454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71089}}^1$

素因数の和:71115

約数の個数: 16

約数和(自身を含む): 35829360

約数和(自身を除く): 15497906

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71089, 142178, 781979, 924157, 1563958, 1848314, 10165727, 20331454]

約数ペア:

[(1, 20331454), (2, 10165727), (11, 1848314), (13, 1563958), (22, 924157), (26, 781979), (143, 142178), (286, 71089)]