17966795812

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{422987}}^1$

素因数の和:423076

約数の個数: 48

約数和(自身を含む): 37804975488

約数和(自身を除く): 19838179676

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 74, 82, 148, 164, 259, 287, 518, 574, 1036, 1148, 1517, 3034, 6068, 10619, 21238, 42476, 422987, 845974, 1691948, 2960909, 5921818, 11843636, 15650519, 17342467, 31301038, 34684934, 62602076, 69369868, 109553633, 121397269, 219107266, 242794538, 438214532, 485589076, 641671279, 1283342558, 2566685116, 4491698953, 8983397906, 17966795812]

約数ペア:

[(1, 17966795812), (2, 8983397906), (4, 4491698953), (7, 2566685116), (14, 1283342558), (28, 641671279), (37, 485589076), (41, 438214532), (74, 242794538), (82, 219107266), (148, 121397269), (164, 109553633), (259, 69369868), (287, 62602076), (518, 34684934), (574, 31301038), (1036, 17342467), (1148, 15650519), (1517, 11843636), (3034, 5921818), (6068, 2960909), (10619, 1691948), (21238, 845974), (42476, 422987)]