19370439

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 32707584

約数和(自身を除く): 13337145

約数列:

[1, 3, 9, 11, 23, 33, 47, 69, 99, 141, 181, 207, 253, 423, 517, 543, 759, 1081, 1551, 1629, 1991, 2277, 3243, 4163, 4653, 5973, 8507, 9729, 11891, 12489, 17919, 25521, 35673, 37467, 45793, 76563, 93577, 107019, 137379, 195661, 280731, 412137, 586983, 842193, 1760949, 2152271, 6456813, 19370439]

約数ペア:

[(1, 19370439), (3, 6456813), (9, 2152271), (11, 1760949), (23, 842193), (33, 586983), (47, 412137), (69, 280731), (99, 195661), (141, 137379), (181, 107019), (207, 93577), (253, 76563), (423, 45793), (517, 37467), (543, 35673), (759, 25521), (1081, 17919), (1551, 12489), (1629, 11891), (1991, 9729), (2277, 8507), (3243, 5973), (4163, 4653)]