20115391288

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{322073}}^1$

素因数の和:322327

約数の個数: 32

約数和(自身を含む): 38919422160

約数和(自身を除く): 18804030872

約数列:

[1, 2, 4, 8, 37, 74, 148, 211, 296, 422, 844, 1688, 7807, 15614, 31228, 62456, 322073, 644146, 1288292, 2576584, 11916701, 23833402, 47666804, 67957403, 95333608, 135914806, 271829612, 543659224, 2514423911, 5028847822, 10057695644, 20115391288]

約数ペア:

[(1, 20115391288), (2, 10057695644), (4, 5028847822), (8, 2514423911), (37, 543659224), (74, 271829612), (148, 135914806), (211, 95333608), (296, 67957403), (422, 47666804), (844, 23833402), (1688, 11916701), (7807, 2576584), (15614, 1288292), (31228, 644146), (62456, 322073)]