20199242668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1249}}^1\times {\mathrm{1847}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 38808000000

約数和(自身を除く): 18608757332

約数列:

[1, 2, 4, 11, 22, 44, 199, 398, 796, 1249, 1847, 2189, 2498, 3694, 4378, 4996, 7388, 8756, 13739, 20317, 27478, 40634, 54956, 81268, 248551, 367553, 497102, 735106, 994204, 1470212, 2306903, 2734061, 4043083, 4613806, 5468122, 8086166, 9227612, 10936244, 16172332, 25375933, 50751866, 101503732, 459073697, 918147394, 1836294788, 5049810667, 10099621334, 20199242668]

約数ペア:

[(1, 20199242668), (2, 10099621334), (4, 5049810667), (11, 1836294788), (22, 918147394), (44, 459073697), (199, 101503732), (398, 50751866), (796, 25375933), (1249, 16172332), (1847, 10936244), (2189, 9227612), (2498, 8086166), (3694, 5468122), (4378, 4613806), (4996, 4043083), (7388, 2734061), (8756, 2306903), (13739, 1470212), (20317, 994204), (27478, 735106), (40634, 497102), (54956, 367553), (81268, 248551)]