20162819768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1\times {\mathrm{18701}}^1$

素因数の和:20208

約数の個数: 64

約数和(自身を含む): 46563491520

約数和(自身を除く): 26400671752

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 1481, 2962, 5924, 10367, 11848, 18701, 19253, 20734, 37402, 38506, 41468, 74804, 77012, 82936, 130907, 134771, 149608, 154024, 243113, 261814, 269542, 486226, 523628, 539084, 972452, 1047256, 1078168, 1701791, 1944904, 3403582, 6807164, 13614328, 27696181, 55392362, 110784724, 193873267, 221569448, 360050353, 387746534, 720100706, 775493068, 1440201412, 1550986136, 2520352471, 2880402824, 5040704942, 10081409884, 20162819768]

約数ペア:

[(1, 20162819768), (2, 10081409884), (4, 5040704942), (7, 2880402824), (8, 2520352471), (13, 1550986136), (14, 1440201412), (26, 775493068), (28, 720100706), (52, 387746534), (56, 360050353), (91, 221569448), (104, 193873267), (182, 110784724), (364, 55392362), (728, 27696181), (1481, 13614328), (2962, 6807164), (5924, 3403582), (10367, 1944904), (11848, 1701791), (18701, 1078168), (19253, 1047256), (20734, 972452), (37402, 539084), (38506, 523628), (41468, 486226), (74804, 269542), (77012, 261814), (82936, 243113), (130907, 154024), (134771, 149608)]