12891956

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2203}}^1$

素因数の和:2244

約数の個数: 48

約数和(自身を含む): 29621760

約数和(自身を除く): 16729804

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2203, 2926, 4406, 5852, 8812, 15421, 24233, 30842, 41857, 48466, 61684, 83714, 96932, 167428, 169631, 292999, 339262, 460427, 585998, 678524, 920854, 1171996, 1841708, 3222989, 6445978, 12891956]

約数ペア:

[(1, 12891956), (2, 6445978), (4, 3222989), (7, 1841708), (11, 1171996), (14, 920854), (19, 678524), (22, 585998), (28, 460427), (38, 339262), (44, 292999), (76, 169631), (77, 167428), (133, 96932), (154, 83714), (209, 61684), (266, 48466), (308, 41857), (418, 30842), (532, 24233), (836, 15421), (1463, 8812), (2203, 5852), (2926, 4406)]