20137862576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{18803}}^1$

素因数の和:19114

約数の個数: 80

約数和(自身を含む): 44395491840

約数和(自身を除く): 24257629264

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 271, 304, 494, 542, 988, 1084, 1976, 2168, 3523, 3952, 4336, 5149, 7046, 10298, 14092, 18803, 20596, 28184, 37606, 41192, 56368, 66937, 75212, 82384, 133874, 150424, 244439, 267748, 300848, 357257, 488878, 535496, 714514, 977756, 1070992, 1429028, 1955512, 2858056, 3911024, 4644341, 5095613, 5716112, 9288682, 10191226, 18577364, 20382452, 37154728, 40764904, 66242969, 74309456, 81529808, 96816647, 132485938, 193633294, 264971876, 387266588, 529943752, 774533176, 1059887504, 1258616411, 1549066352, 2517232822, 5034465644, 10068931288, 20137862576]

約数ペア:

[(1, 20137862576), (2, 10068931288), (4, 5034465644), (8, 2517232822), (13, 1549066352), (16, 1258616411), (19, 1059887504), (26, 774533176), (38, 529943752), (52, 387266588), (76, 264971876), (104, 193633294), (152, 132485938), (208, 96816647), (247, 81529808), (271, 74309456), (304, 66242969), (494, 40764904), (542, 37154728), (988, 20382452), (1084, 18577364), (1976, 10191226), (2168, 9288682), (3523, 5716112), (3952, 5095613), (4336, 4644341), (5149, 3911024), (7046, 2858056), (10298, 1955512), (14092, 1429028), (18803, 1070992), (20596, 977756), (28184, 714514), (37606, 535496), (41192, 488878), (56368, 357257), (66937, 300848), (75212, 267748), (82384, 244439), (133874, 150424)]