1992019918

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{359}}^1$

素因数の和:649

約数の個数: 64

約数和(自身を含む): 3608064000

約数和(自身を除く): 1616044082

約数列:

[1, 2, 7, 14, 29, 58, 79, 158, 173, 203, 346, 359, 406, 553, 718, 1106, 1211, 2291, 2422, 2513, 4582, 5017, 5026, 10034, 10411, 13667, 16037, 20822, 27334, 28361, 32074, 35119, 56722, 62107, 70238, 72877, 95669, 124214, 145754, 191338, 198527, 396343, 397054, 434749, 792686, 822469, 869498, 1644938, 1801103, 2774401, 3602206, 4906453, 5548802, 5757283, 9812906, 11514566, 12607721, 25215442, 34345171, 68690342, 142287137, 284574274, 996009959, 1992019918]

約数ペア:

[(1, 1992019918), (2, 996009959), (7, 284574274), (14, 142287137), (29, 68690342), (58, 34345171), (79, 25215442), (158, 12607721), (173, 11514566), (203, 9812906), (346, 5757283), (359, 5548802), (406, 4906453), (553, 3602206), (718, 2774401), (1106, 1801103), (1211, 1644938), (2291, 869498), (2422, 822469), (2513, 792686), (4582, 434749), (5017, 397054), (5026, 396343), (10034, 198527), (10411, 191338), (13667, 145754), (16037, 124214), (20822, 95669), (27334, 72877), (28361, 70238), (32074, 62107), (35119, 56722)]