26720564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1621}}^1$

素因数の和:1955

約数の個数: 24

約数和(自身を含む): 50548008

約数和(自身を除く): 23827444

約数列:

[1, 2, 4, 13, 26, 52, 317, 634, 1268, 1621, 3242, 4121, 6484, 8242, 16484, 21073, 42146, 84292, 513857, 1027714, 2055428, 6680141, 13360282, 26720564]

約数ペア:

[(1, 26720564), (2, 13360282), (4, 6680141), (13, 2055428), (26, 1027714), (52, 513857), (317, 84292), (634, 42146), (1268, 21073), (1621, 16484), (3242, 8242), (4121, 6484)]