20425834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71419}}^1$

素因数の和:71445

約数の個数: 16

約数和(自身を含む): 35995680

約数和(自身を除く): 15569846

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 71419, 142838, 785609, 928447, 1571218, 1856894, 10212917, 20425834]

約数ペア:

[(1, 20425834), (2, 10212917), (11, 1856894), (13, 1571218), (22, 928447), (26, 785609), (143, 142838), (286, 71419)]