18358209

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 27922752

約数和(自身を除く): 9564543

約数列:

[1, 3, 9, 23, 69, 131, 207, 393, 677, 1179, 2031, 3013, 6093, 9039, 15571, 27117, 46713, 88687, 140139, 266061, 798183, 2039801, 6119403, 18358209]

約数ペア:

[(1, 18358209), (3, 6119403), (9, 2039801), (23, 798183), (69, 266061), (131, 140139), (207, 88687), (393, 46713), (677, 27117), (1179, 15571), (2031, 9039), (3013, 6093)]