20327538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1913}}^1$

素因数の和:1959

約数の個数: 64

約数和(自身を含む): 52918272

約数和(自身を除く): 32590734

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 253, 322, 462, 483, 506, 759, 966, 1518, 1771, 1913, 3542, 3826, 5313, 5739, 10626, 11478, 13391, 21043, 26782, 40173, 42086, 43999, 63129, 80346, 87998, 126258, 131997, 147301, 263994, 294602, 307993, 441903, 483989, 615986, 883806, 923979, 967978, 1451967, 1847958, 2903934, 3387923, 6775846, 10163769, 20327538]

約数ペア:

[(1, 20327538), (2, 10163769), (3, 6775846), (6, 3387923), (7, 2903934), (11, 1847958), (14, 1451967), (21, 967978), (22, 923979), (23, 883806), (33, 615986), (42, 483989), (46, 441903), (66, 307993), (69, 294602), (77, 263994), (138, 147301), (154, 131997), (161, 126258), (231, 87998), (253, 80346), (322, 63129), (462, 43999), (483, 42086), (506, 40173), (759, 26782), (966, 21043), (1518, 13391), (1771, 11478), (1913, 10626), (3542, 5739), (3826, 5313)]