208069876

素因数分解:

$2^2\times 7^2\times {\mathrm{389}}^1\times {\mathrm{2729}}^1$

素因数の和:3136

約数の個数: 36

約数和(自身を含む): 424815300

約数和(自身を除く): 216745424

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 389, 778, 1556, 2723, 2729, 5446, 5458, 10892, 10916, 19061, 19103, 38122, 38206, 76244, 76412, 133721, 267442, 534884, 1061581, 2123162, 4246324, 7431067, 14862134, 29724268, 52017469, 104034938, 208069876]

約数ペア:

[(1, 208069876), (2, 104034938), (4, 52017469), (7, 29724268), (14, 14862134), (28, 7431067), (49, 4246324), (98, 2123162), (196, 1061581), (389, 534884), (778, 267442), (1556, 133721), (2723, 76412), (2729, 76244), (5446, 38206), (5458, 38122), (10892, 19103), (10916, 19061)]