1815145864

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{162881}}^1$

素因数の和:163093

約数の個数: 32

約数和(自身を含む): 3909168000

約数和(自身を除く): 2094022136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 2786, 5572, 11144, 162881, 325762, 651524, 1140167, 1303048, 2280334, 4560668, 9121336, 32413319, 64826638, 129653276, 226893233, 259306552, 453786466, 907572932, 1815145864]

約数ペア:

[(1, 1815145864), (2, 907572932), (4, 453786466), (7, 259306552), (8, 226893233), (14, 129653276), (28, 64826638), (56, 32413319), (199, 9121336), (398, 4560668), (796, 2280334), (1393, 1303048), (1592, 1140167), (2786, 651524), (5572, 325762), (11144, 162881)]