18342045

素因数分解:

$3^4\times 5^1\times {\mathrm{45289}}^1$

素因数の和:45306

約数の個数: 20

約数和(自身を含む): 32880540

約数和(自身を除く): 14538495

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 45289, 135867, 226445, 407601, 679335, 1222803, 2038005, 3668409, 6114015, 18342045]

約数ペア:

[(1, 18342045), (3, 6114015), (5, 3668409), (9, 2038005), (15, 1222803), (27, 679335), (45, 407601), (81, 226445), (135, 135867), (405, 45289)]