20191405143

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{13879}}^1$

素因数の和:14048

約数の個数: 48

約数和(自身を含む): 33597150720

約数和(自身を除く): 13405745577

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 5329, 6643, 13879, 15987, 19929, 37303, 41637, 69277, 97153, 111909, 180427, 207831, 291459, 484939, 541281, 1013167, 1262989, 1454817, 3039501, 3788967, 7092169, 13171171, 21276507, 39513513, 73961191, 92198197, 221883573, 276594591, 517728337, 961495483, 1553185011, 2884486449, 6730468381, 20191405143]

約数ペア:

[(1, 20191405143), (3, 6730468381), (7, 2884486449), (13, 1553185011), (21, 961495483), (39, 517728337), (73, 276594591), (91, 221883573), (219, 92198197), (273, 73961191), (511, 39513513), (949, 21276507), (1533, 13171171), (2847, 7092169), (5329, 3788967), (6643, 3039501), (13879, 1454817), (15987, 1262989), (19929, 1013167), (37303, 541281), (41637, 484939), (69277, 291459), (97153, 207831), (111909, 180427)]