16656904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 36158400

約数和(自身を除く): 19501496

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 61, 88, 107, 116, 122, 214, 232, 244, 319, 428, 488, 638, 671, 856, 1177, 1276, 1342, 1769, 2354, 2552, 2684, 3103, 3538, 4708, 5368, 6206, 6527, 7076, 9416, 12412, 13054, 14152, 19459, 24824, 26108, 34133, 38918, 52216, 68266, 71797, 77836, 136532, 143594, 155672, 189283, 273064, 287188, 378566, 574376, 757132, 1514264, 2082113, 4164226, 8328452, 16656904]

約数ペア:

[(1, 16656904), (2, 8328452), (4, 4164226), (8, 2082113), (11, 1514264), (22, 757132), (29, 574376), (44, 378566), (58, 287188), (61, 273064), (88, 189283), (107, 155672), (116, 143594), (122, 136532), (214, 77836), (232, 71797), (244, 68266), (319, 52216), (428, 38918), (488, 34133), (638, 26108), (671, 24824), (856, 19459), (1177, 14152), (1276, 13054), (1342, 12412), (1769, 9416), (2354, 7076), (2552, 6527), (2684, 6206), (3103, 5368), (3538, 4708)]