20147409898

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{131221}}^1$

素因数の和:132238

約数の個数: 32

約数和(自身を含む): 37716352128

約数和(自身を除く): 17568942230

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 997, 1994, 6979, 10967, 13958, 21934, 76769, 131221, 153538, 262442, 918547, 1443431, 1837094, 2886862, 10104017, 20208034, 130827337, 261654674, 915791359, 1439100707, 1831582718, 2878201414, 10073704949, 20147409898]

約数ペア:

[(1, 20147409898), (2, 10073704949), (7, 2878201414), (11, 1831582718), (14, 1439100707), (22, 915791359), (77, 261654674), (154, 130827337), (997, 20208034), (1994, 10104017), (6979, 2886862), (10967, 1837094), (13958, 1443431), (21934, 918547), (76769, 262442), (131221, 153538)]