126917872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{417493}}^1$

素因数の和:417520

約数の個数: 20

約数和(自身を含む): 258846280

約数和(自身を除く): 131928408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 417493, 834986, 1669972, 3339944, 6679888, 7932367, 15864734, 31729468, 63458936, 126917872]

約数ペア:

[(1, 126917872), (2, 63458936), (4, 31729468), (8, 15864734), (16, 7932367), (19, 6679888), (38, 3339944), (76, 1669972), (152, 834986), (304, 417493)]