18738566

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{449}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 16512634

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 271, 449, 542, 898, 1897, 2981, 3143, 3794, 4939, 5962, 6286, 9878, 20867, 34573, 41734, 69146, 121679, 243358, 851753, 1338469, 1703506, 2676938, 9369283, 18738566]

約数ペア:

[(1, 18738566), (2, 9369283), (7, 2676938), (11, 1703506), (14, 1338469), (22, 851753), (77, 243358), (154, 121679), (271, 69146), (449, 41734), (542, 34573), (898, 20867), (1897, 9878), (2981, 6286), (3143, 5962), (3794, 4939)]