20164280192

素因数分解:

$2^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{548897}}^1$

素因数の和:548959

約数の個数: 64

約数和(自身を含む): 47029580640

約数和(自身を除く): 26865300448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 287, 328, 448, 574, 656, 896, 1148, 1312, 2296, 2624, 4592, 5248, 9184, 18368, 36736, 548897, 1097794, 2195588, 3842279, 4391176, 7684558, 8782352, 15369116, 17564704, 22504777, 30738232, 35129408, 45009554, 61476464, 70258816, 90019108, 122952928, 157533439, 180038216, 245905856, 315066878, 360076432, 491811712, 630133756, 720152864, 1260267512, 1440305728, 2520535024, 2880611456, 5041070048, 10082140096, 20164280192]

約数ペア:

[(1, 20164280192), (2, 10082140096), (4, 5041070048), (7, 2880611456), (8, 2520535024), (14, 1440305728), (16, 1260267512), (28, 720152864), (32, 630133756), (41, 491811712), (56, 360076432), (64, 315066878), (82, 245905856), (112, 180038216), (128, 157533439), (164, 122952928), (224, 90019108), (287, 70258816), (328, 61476464), (448, 45009554), (574, 35129408), (656, 30738232), (896, 22504777), (1148, 17564704), (1312, 15369116), (2296, 8782352), (2624, 7684558), (4592, 4391176), (5248, 3842279), (9184, 2195588), (18368, 1097794), (36736, 548897)]