18654978

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{135181}}^1$

素因数の和:135209

約数の個数: 16

約数和(自身を含む): 38932416

約数和(自身を除く): 20277438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 135181, 270362, 405543, 811086, 3109163, 6218326, 9327489, 18654978]

約数ペア:

[(1, 18654978), (2, 9327489), (3, 6218326), (6, 3109163), (23, 811086), (46, 405543), (69, 270362), (138, 135181)]