18538058

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 37594368

約数和(自身を除く): 19056310

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 73, 77, 97, 119, 146, 154, 187, 194, 238, 374, 511, 679, 803, 1022, 1067, 1241, 1309, 1358, 1606, 1649, 2134, 2482, 2618, 3298, 5621, 7081, 7469, 8687, 11242, 11543, 13651, 14162, 14938, 17374, 18139, 23086, 27302, 36278, 49567, 77891, 95557, 99134, 120377, 126973, 155782, 191114, 240754, 253946, 545237, 842639, 1090474, 1324147, 1685278, 2648294, 9269029, 18538058]

約数ペア:

[(1, 18538058), (2, 9269029), (7, 2648294), (11, 1685278), (14, 1324147), (17, 1090474), (22, 842639), (34, 545237), (73, 253946), (77, 240754), (97, 191114), (119, 155782), (146, 126973), (154, 120377), (187, 99134), (194, 95557), (238, 77891), (374, 49567), (511, 36278), (679, 27302), (803, 23086), (1022, 18139), (1067, 17374), (1241, 14938), (1309, 14162), (1358, 13651), (1606, 11543), (1649, 11242), (2134, 8687), (2482, 7469), (2618, 7081), (3298, 5621)]