20969313

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{2297}}^1$

素因数の和:2496

約数の個数: 16

約数和(自身を含む): 29782080

約数和(自身を除く): 8812767

約数列:

[1, 3, 17, 51, 179, 537, 2297, 3043, 6891, 9129, 39049, 117147, 411163, 1233489, 6989771, 20969313]

約数ペア:

[(1, 20969313), (3, 6989771), (17, 1233489), (51, 411163), (179, 117147), (537, 39049), (2297, 9129), (3043, 6891)]