19680934

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6361}}^1$

素因数の和:6400

約数の個数: 32

約数和(自身を含む): 38477376

約数和(自身を除く): 18796442

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 6361, 12722, 44527, 82693, 89054, 108137, 165386, 216274, 578851, 756959, 1157702, 1405781, 1513918, 2811562, 9840467, 19680934]

約数ペア:

[(1, 19680934), (2, 9840467), (7, 2811562), (13, 1513918), (14, 1405781), (17, 1157702), (26, 756959), (34, 578851), (91, 216274), (119, 165386), (182, 108137), (221, 89054), (238, 82693), (442, 44527), (1547, 12722), (3094, 6361)]