18665466

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{135257}}^1$

素因数の和:135285

約数の個数: 16

約数和(自身を含む): 38954304

約数和(自身を除く): 20288838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 135257, 270514, 405771, 811542, 3110911, 6221822, 9332733, 18665466]

約数ペア:

[(1, 18665466), (2, 9332733), (3, 6221822), (6, 3110911), (23, 811542), (46, 405771), (69, 270514), (138, 135257)]