18206847

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{937}}^1$

素因数の和:1087

約数の個数: 24

約数和(自身を含む): 28094976

約数和(自身を除く): 9888129

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 937, 1143, 2159, 2811, 6477, 8433, 15929, 19431, 47787, 118999, 143361, 356997, 1070991, 2022983, 6068949, 18206847]

約数ペア:

[(1, 18206847), (3, 6068949), (9, 2022983), (17, 1070991), (51, 356997), (127, 143361), (153, 118999), (381, 47787), (937, 19431), (1143, 15929), (2159, 8433), (2811, 6477)]