18508563

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{883}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 28546128

約数和(自身を除く): 10037565

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 883, 1233, 2329, 2649, 6987, 7947, 15011, 20961, 45033, 120971, 135099, 362913, 1088739, 2056507, 6169521, 18508563]

約数ペア:

[(1, 18508563), (3, 6169521), (9, 2056507), (17, 1088739), (51, 362913), (137, 135099), (153, 120971), (411, 45033), (883, 20961), (1233, 15011), (2329, 7947), (2649, 6987)]