20244592137

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{21391}}^1$

素因数の和:21670

約数の個数: 64

約数和(自身を含む): 35782483968

約数和(自身を除く): 15537891831

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 241, 357, 561, 723, 1309, 1687, 2651, 3927, 4097, 5061, 7953, 12291, 18557, 21391, 28679, 45067, 55671, 64173, 86037, 135201, 149737, 235301, 315469, 363647, 449211, 705903, 946407, 1090941, 1647107, 2545529, 4000117, 4941321, 5155231, 7636587, 12000351, 15465693, 28000819, 36086617, 56707541, 84002457, 87638927, 108259851, 170122623, 262916781, 396952787, 613472489, 964028197, 1190858361, 1840417467, 2892084591, 6748197379, 20244592137]

約数ペア:

[(1, 20244592137), (3, 6748197379), (7, 2892084591), (11, 1840417467), (17, 1190858361), (21, 964028197), (33, 613472489), (51, 396952787), (77, 262916781), (119, 170122623), (187, 108259851), (231, 87638927), (241, 84002457), (357, 56707541), (561, 36086617), (723, 28000819), (1309, 15465693), (1687, 12000351), (2651, 7636587), (3927, 5155231), (4097, 4941321), (5061, 4000117), (7953, 2545529), (12291, 1647107), (18557, 1090941), (21391, 946407), (28679, 705903), (45067, 449211), (55671, 363647), (64173, 315469), (86037, 235301), (135201, 149737)]