16820514

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 40279680

約数和(自身を除く): 23459166

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 73, 102, 146, 153, 219, 251, 306, 438, 459, 502, 657, 753, 918, 1241, 1314, 1506, 1971, 2259, 2482, 3723, 3942, 4267, 4518, 6777, 7446, 8534, 11169, 12801, 13554, 18323, 22338, 25602, 33507, 36646, 38403, 54969, 67014, 76806, 109938, 115209, 164907, 230418, 311491, 329814, 494721, 622982, 934473, 989442, 1868946, 2803419, 5606838, 8410257, 16820514]

約数ペア:

[(1, 16820514), (2, 8410257), (3, 5606838), (6, 2803419), (9, 1868946), (17, 989442), (18, 934473), (27, 622982), (34, 494721), (51, 329814), (54, 311491), (73, 230418), (102, 164907), (146, 115209), (153, 109938), (219, 76806), (251, 67014), (306, 54969), (438, 38403), (459, 36646), (502, 33507), (657, 25602), (753, 22338), (918, 18323), (1241, 13554), (1314, 12801), (1506, 11169), (1971, 8534), (2259, 7446), (2482, 6777), (3723, 4518), (3942, 4267)]