18245493

素因数分解:

$3^4\times 7^2\times {\mathrm{4597}}^1$

素因数の和:4623

約数の個数: 30

約数和(自身を含む): 31712406

約数和(自身を除く): 13466913

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4597, 13791, 32179, 41373, 96537, 124119, 225253, 289611, 372357, 675759, 868833, 2027277, 2606499, 6081831, 18245493]

約数ペア:

[(1, 18245493), (3, 6081831), (7, 2606499), (9, 2027277), (21, 868833), (27, 675759), (49, 372357), (63, 289611), (81, 225253), (147, 124119), (189, 96537), (441, 41373), (567, 32179), (1323, 13791), (3969, 4597)]