18683163

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:368

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 10347237

約数列:

[1, 3, 9, 27, 29, 87, 107, 223, 261, 321, 669, 783, 963, 2007, 2889, 3103, 6021, 6467, 9309, 19401, 23861, 27927, 58203, 71583, 83781, 174609, 214749, 644247, 691969, 2075907, 6227721, 18683163]

約数ペア:

[(1, 18683163), (3, 6227721), (9, 2075907), (27, 691969), (29, 644247), (87, 214749), (107, 174609), (223, 83781), (261, 71583), (321, 58203), (669, 27927), (783, 23861), (963, 19401), (2007, 9309), (2889, 6467), (3103, 6021)]