20172606916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{329123}}^1$

素因数の和:329344

約数の個数: 48

約数和(自身を含む): 44234265600

約数和(自身を除く): 24061658684

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 199, 308, 398, 796, 1393, 2189, 2786, 4378, 5572, 8756, 15323, 30646, 61292, 329123, 658246, 1316492, 2303861, 3620353, 4607722, 7240706, 9215444, 14481412, 25342471, 50684942, 65495477, 101369884, 130990954, 261981908, 458468339, 720450247, 916936678, 1440900494, 1833873356, 2881800988, 5043151729, 10086303458, 20172606916]

約数ペア:

[(1, 20172606916), (2, 10086303458), (4, 5043151729), (7, 2881800988), (11, 1833873356), (14, 1440900494), (22, 916936678), (28, 720450247), (44, 458468339), (77, 261981908), (154, 130990954), (199, 101369884), (308, 65495477), (398, 50684942), (796, 25342471), (1393, 14481412), (2189, 9215444), (2786, 7240706), (4378, 4607722), (5572, 3620353), (8756, 2303861), (15323, 1316492), (30646, 658246), (61292, 329123)]