18677886

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{135347}}^1$

素因数の和:135375

約数の個数: 16

約数和(自身を含む): 38980224

約数和(自身を除く): 20302338

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 135347, 270694, 406041, 812082, 3112981, 6225962, 9338943, 18677886]

約数ペア:

[(1, 18677886), (2, 9338943), (3, 6225962), (6, 3112981), (23, 812082), (46, 406041), (69, 270694), (138, 135347)]