12219812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 25159680

約数和(自身を除く): 12939868

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 311, 418, 517, 622, 836, 893, 1034, 1244, 1786, 2068, 3421, 3572, 5909, 6842, 9823, 11818, 13684, 14617, 19646, 23636, 29234, 39292, 58468, 64999, 129998, 160787, 259996, 277723, 321574, 555446, 643148, 1110892, 3054953, 6109906, 12219812]

約数ペア:

[(1, 12219812), (2, 6109906), (4, 3054953), (11, 1110892), (19, 643148), (22, 555446), (38, 321574), (44, 277723), (47, 259996), (76, 160787), (94, 129998), (188, 64999), (209, 58468), (311, 39292), (418, 29234), (517, 23636), (622, 19646), (836, 14617), (893, 13684), (1034, 11818), (1244, 9823), (1786, 6842), (2068, 5909), (3421, 3572)]