2017882672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{225613}}^1$

素因数の和:225677

約数の個数: 40

約数和(自身を含む): 4308324944

約数和(自身を除く): 2290442272

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 225613, 451226, 902452, 1804904, 2932969, 3609808, 5865938, 9701359, 11731876, 19402718, 23463752, 38805436, 46927504, 77610872, 126117667, 155221744, 252235334, 504470668, 1008941336, 2017882672]

約数ペア:

[(1, 2017882672), (2, 1008941336), (4, 504470668), (8, 252235334), (13, 155221744), (16, 126117667), (26, 77610872), (43, 46927504), (52, 38805436), (86, 23463752), (104, 19402718), (172, 11731876), (208, 9701359), (344, 5865938), (559, 3609808), (688, 2932969), (1118, 1804904), (2236, 902452), (4472, 451226), (8944, 225613)]