28639818

素因数分解:

$2^1\times 3^4\times {\mathrm{176789}}^1$

素因数の和:176803

約数の個数: 20

約数和(自身を含む): 64174770

約数和(自身を除く): 35534952

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 176789, 353578, 530367, 1060734, 1591101, 3182202, 4773303, 9546606, 14319909, 28639818]

約数ペア:

[(1, 28639818), (2, 14319909), (3, 9546606), (6, 4773303), (9, 3182202), (18, 1591101), (27, 1060734), (54, 530367), (81, 353578), (162, 176789)]