219403768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{5953}}^1$

素因数の和:6247

約数の個数: 32

約数和(自身を含む): 437261760

約数和(自身を除く): 217857992

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 271, 542, 1084, 2168, 4607, 5953, 9214, 11906, 18428, 23812, 36856, 47624, 101201, 202402, 404804, 809608, 1613263, 3226526, 6453052, 12906104, 27425471, 54850942, 109701884, 219403768]

約数ペア:

[(1, 219403768), (2, 109701884), (4, 54850942), (8, 27425471), (17, 12906104), (34, 6453052), (68, 3226526), (136, 1613263), (271, 809608), (542, 404804), (1084, 202402), (2168, 101201), (4607, 47624), (5953, 36856), (9214, 23812), (11906, 18428)]