1813922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2065

約数の個数: 16

約数和(自身を含む): 3042144

約数和(自身を除く): 1228222

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 2011, 4022, 22121, 44242, 82451, 164902, 906961, 1813922]

約数ペア:

[(1, 1813922), (2, 906961), (11, 164902), (22, 82451), (41, 44242), (82, 22121), (451, 4022), (902, 2011)]