18196515

素因数分解:

$3^3\times 5^1\times {\mathrm{134789}}^1$

素因数の和:134803

約数の個数: 16

約数和(自身を含む): 32349600

約数和(自身を除く): 14153085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 134789, 404367, 673945, 1213101, 2021835, 3639303, 6065505, 18196515]

約数ペア:

[(1, 18196515), (3, 6065505), (5, 3639303), (9, 2021835), (15, 1213101), (27, 673945), (45, 404367), (135, 134789)]