2149818916

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{677}}^1$

素因数の和:881

約数の個数: 96

約数和(自身を含む): 4665507840

約数和(自身を除く): 2515688924

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 127, 133, 188, 254, 266, 329, 508, 532, 658, 677, 889, 893, 1316, 1354, 1778, 1786, 2413, 2708, 3556, 3572, 4739, 4826, 5969, 6251, 9478, 9652, 11938, 12502, 12863, 16891, 18956, 23876, 25004, 25726, 31819, 33782, 41783, 51452, 63638, 67564, 83566, 85979, 90041, 113411, 127276, 167132, 171958, 180082, 222733, 226822, 343916, 360164, 445466, 453644, 601853, 604561, 793877, 890932, 1203706, 1209122, 1587754, 1633601, 2407412, 2418244, 3175508, 3267202, 4041013, 4231927, 6534404, 8082026, 8463854, 11435207, 16164052, 16927708, 22870414, 28287091, 45740828, 56574182, 76779247, 113148364, 153558494, 307116988, 537454729, 1074909458, 2149818916]

約数ペア:

[(1, 2149818916), (2, 1074909458), (4, 537454729), (7, 307116988), (14, 153558494), (19, 113148364), (28, 76779247), (38, 56574182), (47, 45740828), (76, 28287091), (94, 22870414), (127, 16927708), (133, 16164052), (188, 11435207), (254, 8463854), (266, 8082026), (329, 6534404), (508, 4231927), (532, 4041013), (658, 3267202), (677, 3175508), (889, 2418244), (893, 2407412), (1316, 1633601), (1354, 1587754), (1778, 1209122), (1786, 1203706), (2413, 890932), (2708, 793877), (3556, 604561), (3572, 601853), (4739, 453644), (4826, 445466), (5969, 360164), (6251, 343916), (9478, 226822), (9652, 222733), (11938, 180082), (12502, 171958), (12863, 167132), (16891, 127276), (18956, 113411), (23876, 90041), (25004, 85979), (25726, 83566), (31819, 67564), (33782, 63638), (41783, 51452)]