18218583

素因数分解:

$3^2\times {\mathrm{29}}^3\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 24

約数和(自身を含む): 27583920

約数和(自身を除く): 9365337

約数列:

[1, 3, 9, 29, 83, 87, 249, 261, 747, 841, 2407, 2523, 7221, 7569, 21663, 24389, 69803, 73167, 209409, 219501, 628227, 2024287, 6072861, 18218583]

約数ペア:

[(1, 18218583), (3, 6072861), (9, 2024287), (29, 628227), (83, 219501), (87, 209409), (249, 73167), (261, 69803), (747, 24389), (841, 21663), (2407, 7569), (2523, 7221)]