20385622992

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1373}}^1\times {\mathrm{44189}}^1$

素因数の和:45580

約数の個数: 80

約数和(自身を含む): 60231323520

約数和(自身を除く): 39845700528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1373, 2746, 4119, 5492, 8238, 9611, 10984, 16476, 19222, 21968, 28833, 32952, 38444, 44189, 57666, 65904, 76888, 88378, 115332, 132567, 153776, 176756, 230664, 265134, 309323, 353512, 461328, 530268, 618646, 707024, 927969, 1060536, 1237292, 1855938, 2121072, 2474584, 3711876, 4949168, 7423752, 14847504, 60671497, 121342994, 182014491, 242685988, 364028982, 424700479, 485371976, 728057964, 849400958, 970743952, 1274101437, 1456115928, 1698801916, 2548202874, 2912231856, 3397603832, 5096405748, 6795207664, 10192811496, 20385622992]

約数ペア:

[(1, 20385622992), (2, 10192811496), (3, 6795207664), (4, 5096405748), (6, 3397603832), (7, 2912231856), (8, 2548202874), (12, 1698801916), (14, 1456115928), (16, 1274101437), (21, 970743952), (24, 849400958), (28, 728057964), (42, 485371976), (48, 424700479), (56, 364028982), (84, 242685988), (112, 182014491), (168, 121342994), (336, 60671497), (1373, 14847504), (2746, 7423752), (4119, 4949168), (5492, 3711876), (8238, 2474584), (9611, 2121072), (10984, 1855938), (16476, 1237292), (19222, 1060536), (21968, 927969), (28833, 707024), (32952, 618646), (38444, 530268), (44189, 461328), (57666, 353512), (65904, 309323), (76888, 265134), (88378, 230664), (115332, 176756), (132567, 153776)]