19457080

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21149}}^1$

素因数の和:21183

約数の個数: 32

約数和(自身を含む): 45684000

約数和(自身を除く): 26226920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21149, 42298, 84596, 105745, 169192, 211490, 422980, 486427, 845960, 972854, 1945708, 2432135, 3891416, 4864270, 9728540, 19457080]

約数ペア:

[(1, 19457080), (2, 9728540), (4, 4864270), (5, 3891416), (8, 2432135), (10, 1945708), (20, 972854), (23, 845960), (40, 486427), (46, 422980), (92, 211490), (115, 169192), (184, 105745), (230, 84596), (460, 42298), (920, 21149)]