18885872

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{7817}}^1$

素因数の和:7976

約数の個数: 20

約数和(自身を含む): 36838416

約数和(自身を除く): 17952544

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 7817, 15634, 31268, 62536, 125072, 1180367, 2360734, 4721468, 9442936, 18885872]

約数ペア:

[(1, 18885872), (2, 9442936), (4, 4721468), (8, 2360734), (16, 1180367), (151, 125072), (302, 62536), (604, 31268), (1208, 15634), (2416, 7817)]