12676990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{66721}}^1$

素因数の和:66747

約数の個数: 16

約数和(自身を含む): 24019920

約数和(自身を除く): 11342930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 66721, 133442, 333605, 667210, 1267699, 2535398, 6338495, 12676990]

約数ペア:

[(1, 12676990), (2, 6338495), (5, 2535398), (10, 1267699), (19, 667210), (38, 333605), (95, 133442), (190, 66721)]