20048056

素因数分解:

$2^3\times 7^2\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 44118000

約数和(自身を除く): 24069944

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 199, 257, 392, 398, 514, 796, 1028, 1393, 1592, 1799, 2056, 2786, 3598, 5572, 7196, 9751, 11144, 12593, 14392, 19502, 25186, 39004, 50372, 51143, 78008, 100744, 102286, 204572, 358001, 409144, 716002, 1432004, 2506007, 2864008, 5012014, 10024028, 20048056]

約数ペア:

[(1, 20048056), (2, 10024028), (4, 5012014), (7, 2864008), (8, 2506007), (14, 1432004), (28, 716002), (49, 409144), (56, 358001), (98, 204572), (196, 102286), (199, 100744), (257, 78008), (392, 51143), (398, 50372), (514, 39004), (796, 25186), (1028, 19502), (1393, 14392), (1592, 12593), (1799, 11144), (2056, 9751), (2786, 7196), (3598, 5572)]