19458504

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20789}}^1$

素因数の和:20814

約数の個数: 48

約数和(自身を含む): 56756700

約数和(自身を除く): 37298196

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20789, 41578, 62367, 83156, 124734, 166312, 187101, 249468, 270257, 374202, 498936, 540514, 748404, 810771, 1081028, 1496808, 1621542, 2162056, 2432313, 3243084, 4864626, 6486168, 9729252, 19458504]

約数ペア:

[(1, 19458504), (2, 9729252), (3, 6486168), (4, 4864626), (6, 3243084), (8, 2432313), (9, 2162056), (12, 1621542), (13, 1496808), (18, 1081028), (24, 810771), (26, 748404), (36, 540514), (39, 498936), (52, 374202), (72, 270257), (78, 249468), (104, 187101), (117, 166312), (156, 124734), (234, 83156), (312, 62367), (468, 41578), (936, 20789)]