205467892

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{2011}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 425900160

約数和(自身を除く): 220432268

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 89, 164, 178, 287, 356, 574, 623, 1148, 1246, 2011, 2492, 3649, 4022, 7298, 8044, 14077, 14596, 25543, 28154, 51086, 56308, 82451, 102172, 164902, 178979, 329804, 357958, 577157, 715916, 1154314, 1252853, 2308628, 2505706, 5011412, 7338139, 14676278, 29352556, 51366973, 102733946, 205467892]

約数ペア:

[(1, 205467892), (2, 102733946), (4, 51366973), (7, 29352556), (14, 14676278), (28, 7338139), (41, 5011412), (82, 2505706), (89, 2308628), (164, 1252853), (178, 1154314), (287, 715916), (356, 577157), (574, 357958), (623, 329804), (1148, 178979), (1246, 164902), (2011, 102172), (2492, 82451), (3649, 56308), (4022, 51086), (7298, 28154), (8044, 25543), (14077, 14596)]