12819884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 15484756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 154, 214, 308, 389, 428, 749, 778, 1177, 1498, 1556, 2354, 2723, 2996, 4279, 4708, 5446, 8239, 8558, 10892, 16478, 17116, 29953, 32956, 41623, 59906, 83246, 119812, 166492, 291361, 457853, 582722, 915706, 1165444, 1831412, 3204971, 6409942, 12819884]

約数ペア:

[(1, 12819884), (2, 6409942), (4, 3204971), (7, 1831412), (11, 1165444), (14, 915706), (22, 582722), (28, 457853), (44, 291361), (77, 166492), (107, 119812), (154, 83246), (214, 59906), (308, 41623), (389, 32956), (428, 29953), (749, 17116), (778, 16478), (1177, 10892), (1498, 8558), (1556, 8239), (2354, 5446), (2723, 4708), (2996, 4279)]