19048280

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2393}}^1$

素因数の和:2603

約数の個数: 32

約数和(自身を含む): 43092000

約数和(自身を除く): 24043720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 2393, 3980, 4786, 7960, 9572, 11965, 19144, 23930, 47860, 95720, 476207, 952414, 1904828, 2381035, 3809656, 4762070, 9524140, 19048280]

約数ペア:

[(1, 19048280), (2, 9524140), (4, 4762070), (5, 3809656), (8, 2381035), (10, 1904828), (20, 952414), (40, 476207), (199, 95720), (398, 47860), (796, 23930), (995, 19144), (1592, 11965), (1990, 9572), (2393, 7960), (3980, 4786)]