20830992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 49164528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 104, 112, 114, 133, 152, 156, 168, 182, 208, 228, 247, 251, 266, 273, 304, 312, 336, 364, 399, 456, 494, 502, 532, 546, 624, 728, 741, 753, 798, 912, 988, 1004, 1064, 1092, 1456, 1482, 1506, 1596, 1729, 1757, 1976, 2008, 2128, 2184, 2964, 3012, 3192, 3263, 3458, 3514, 3952, 4016, 4368, 4769, 5187, 5271, 5928, 6024, 6384, 6526, 6916, 7028, 9538, 9789, 10374, 10542, 11856, 12048, 13052, 13832, 14056, 14307, 19076, 19578, 20748, 21084, 22841, 26104, 27664, 28112, 28614, 33383, 38152, 39156, 41496, 42168, 45682, 52208, 57228, 61997, 66766, 68523, 76304, 78312, 82992, 84336, 91364, 100149, 114456, 123994, 133532, 137046, 156624, 182728, 185991, 200298, 228912, 247988, 267064, 274092, 365456, 371982, 400596, 433979, 495976, 534128, 548184, 743964, 801192, 867958, 991952, 1096368, 1301937, 1487928, 1602384, 1735916, 2603874, 2975856, 3471832, 5207748, 6943664, 10415496, 20830992]

約数ペア:

[(1, 20830992), (2, 10415496), (3, 6943664), (4, 5207748), (6, 3471832), (7, 2975856), (8, 2603874), (12, 1735916), (13, 1602384), (14, 1487928), (16, 1301937), (19, 1096368), (21, 991952), (24, 867958), (26, 801192), (28, 743964), (38, 548184), (39, 534128), (42, 495976), (48, 433979), (52, 400596), (56, 371982), (57, 365456), (76, 274092), (78, 267064), (84, 247988), (91, 228912), (104, 200298), (112, 185991), (114, 182728), (133, 156624), (152, 137046), (156, 133532), (168, 123994), (182, 114456), (208, 100149), (228, 91364), (247, 84336), (251, 82992), (266, 78312), (273, 76304), (304, 68523), (312, 66766), (336, 61997), (364, 57228), (399, 52208), (456, 45682), (494, 42168), (502, 41496), (532, 39156), (546, 38152), (624, 33383), (728, 28614), (741, 28112), (753, 27664), (798, 26104), (912, 22841), (988, 21084), (1004, 20748), (1064, 19578), (1092, 19076), (1456, 14307), (1482, 14056), (1506, 13832), (1596, 13052), (1729, 12048), (1757, 11856), (1976, 10542), (2008, 10374), (2128, 9789), (2184, 9538), (2964, 7028), (3012, 6916), (3192, 6526), (3263, 6384), (3458, 6024), (3514, 5928), (3952, 5271), (4016, 5187), (4368, 4769)]