20161289386

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4019}}^1\times {\mathrm{18859}}^1$

素因数の和:22906

約数の個数: 32

約数和(自身を含む): 36392256000

約数和(自身を除く): 16230966614

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 4019, 8038, 18859, 28133, 37718, 56266, 76361, 132013, 152722, 264026, 358321, 534527, 716642, 1069054, 2508247, 5016494, 75794321, 151588642, 530560247, 1061120494, 1440092099, 2880184198, 10080644693, 20161289386]

約数ペア:

[(1, 20161289386), (2, 10080644693), (7, 2880184198), (14, 1440092099), (19, 1061120494), (38, 530560247), (133, 151588642), (266, 75794321), (4019, 5016494), (8038, 2508247), (18859, 1069054), (28133, 716642), (37718, 534527), (56266, 358321), (76361, 264026), (132013, 152722)]