18663258

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{135241}}^1$

素因数の和:135269

約数の個数: 16

約数和(自身を含む): 38949696

約数和(自身を除く): 20286438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 135241, 270482, 405723, 811446, 3110543, 6221086, 9331629, 18663258]

約数ペア:

[(1, 18663258), (2, 9331629), (3, 6221086), (6, 3110543), (23, 811446), (46, 405723), (69, 270482), (138, 135241)]