19993359328

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{1289}}^1\times {\mathrm{10313}}^1$

素因数の和:11659

約数の個数: 48

約数和(自身を含む): 40234501440

約数和(自身を除く): 20241142112

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 188, 376, 752, 1289, 1504, 2578, 5156, 10312, 10313, 20624, 20626, 41248, 41252, 60583, 82504, 121166, 165008, 242332, 330016, 484664, 484711, 969328, 969422, 1938656, 1938844, 3877688, 7755376, 13293457, 15510752, 26586914, 53173828, 106347656, 212695312, 425390624, 624792479, 1249584958, 2499169916, 4998339832, 9996679664, 19993359328]

約数ペア:

[(1, 19993359328), (2, 9996679664), (4, 4998339832), (8, 2499169916), (16, 1249584958), (32, 624792479), (47, 425390624), (94, 212695312), (188, 106347656), (376, 53173828), (752, 26586914), (1289, 15510752), (1504, 13293457), (2578, 7755376), (5156, 3877688), (10312, 1938844), (10313, 1938656), (20624, 969422), (20626, 969328), (41248, 484711), (41252, 484664), (60583, 330016), (82504, 242332), (121166, 165008)]