18748149

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{929}}^1$

素因数の和:1001

約数の個数: 24

約数和(自身を含む): 29551680

約数和(自身を除く): 10803531

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 929, 961, 2787, 2883, 6503, 6727, 19509, 20181, 28799, 86397, 201593, 604779, 892769, 2678307, 6249383, 18748149]

約数ペア:

[(1, 18748149), (3, 6249383), (7, 2678307), (21, 892769), (31, 604779), (93, 201593), (217, 86397), (651, 28799), (929, 20181), (961, 19509), (2787, 6727), (2883, 6503)]