20893004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{10103}}^1$

素因数の和:10165

約数の個数: 24

約数和(自身を含む): 40739328

約数和(自身を除く): 19846324

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 188, 517, 1034, 2068, 10103, 20206, 40412, 111133, 222266, 444532, 474841, 949682, 1899364, 5223251, 10446502, 20893004]

約数ペア:

[(1, 20893004), (2, 10446502), (4, 5223251), (11, 1899364), (22, 949682), (44, 474841), (47, 444532), (94, 222266), (188, 111133), (517, 40412), (1034, 20206), (2068, 10103)]