19508324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 39989376

約数和(自身を除く): 20481052

約数列:

[1, 2, 4, 11, 22, 23, 37, 44, 46, 74, 92, 148, 253, 407, 506, 521, 814, 851, 1012, 1042, 1628, 1702, 2084, 3404, 5731, 9361, 11462, 11983, 18722, 19277, 22924, 23966, 37444, 38554, 47932, 77108, 131813, 212047, 263626, 424094, 443371, 527252, 848188, 886742, 1773484, 4877081, 9754162, 19508324]

約数ペア:

[(1, 19508324), (2, 9754162), (4, 4877081), (11, 1773484), (22, 886742), (23, 848188), (37, 527252), (44, 443371), (46, 424094), (74, 263626), (92, 212047), (148, 131813), (253, 77108), (407, 47932), (506, 38554), (521, 37444), (814, 23966), (851, 22924), (1012, 19277), (1042, 18722), (1628, 11983), (1702, 11462), (2084, 9361), (3404, 5731)]