1994018488

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{140741}}^1$

素因数の和:140788

約数の個数: 64

約数和(自身を含む): 4864043520

約数和(自身を除く): 2870025032

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 77, 88, 92, 154, 161, 184, 253, 308, 322, 506, 616, 644, 1012, 1288, 1771, 2024, 3542, 7084, 14168, 140741, 281482, 562964, 985187, 1125928, 1548151, 1970374, 3096302, 3237043, 3940748, 6192604, 6474086, 7881496, 10837057, 12385208, 12948172, 21674114, 22659301, 25896344, 35607473, 43348228, 45318602, 71214946, 86696456, 90637204, 142429892, 181274408, 249252311, 284859784, 498504622, 997009244, 1994018488]

約数ペア:

[(1, 1994018488), (2, 997009244), (4, 498504622), (7, 284859784), (8, 249252311), (11, 181274408), (14, 142429892), (22, 90637204), (23, 86696456), (28, 71214946), (44, 45318602), (46, 43348228), (56, 35607473), (77, 25896344), (88, 22659301), (92, 21674114), (154, 12948172), (161, 12385208), (184, 10837057), (253, 7881496), (308, 6474086), (322, 6192604), (506, 3940748), (616, 3237043), (644, 3096302), (1012, 1970374), (1288, 1548151), (1771, 1125928), (2024, 985187), (3542, 562964), (7084, 281482), (14168, 140741)]