209403016

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{827}}^1\times {\mathrm{1021}}^1$

素因数の和:1885

約数の個数: 32

約数和(自身を含む): 406183680

約数和(自身を除く): 196780664

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 827, 1021, 1654, 2042, 3308, 4084, 6616, 8168, 25637, 31651, 51274, 63302, 102548, 126604, 205096, 253208, 844367, 1688734, 3377468, 6754936, 26175377, 52350754, 104701508, 209403016]

約数ペア:

[(1, 209403016), (2, 104701508), (4, 52350754), (8, 26175377), (31, 6754936), (62, 3377468), (124, 1688734), (248, 844367), (827, 253208), (1021, 205096), (1654, 126604), (2042, 102548), (3308, 63302), (4084, 51274), (6616, 31651), (8168, 25637)]