20512606764

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{20639}}^1$

素因数の和:20959

約数の個数: 96

約数和(自身を含む): 53982351360

約数和(自身を除く): 33469744596

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 277, 299, 554, 598, 831, 897, 1108, 1196, 1662, 1794, 3324, 3588, 3601, 6371, 7202, 10803, 12742, 14404, 19113, 20639, 21606, 25484, 38226, 41278, 43212, 61917, 76452, 82556, 82823, 123834, 165646, 247668, 248469, 268307, 331292, 474697, 496938, 536614, 804921, 949394, 993876, 1073228, 1424091, 1609842, 1898788, 2848182, 3219684, 5696364, 5717003, 6171061, 11434006, 12342122, 17151009, 18513183, 22868012, 24684244, 34302018, 37026366, 68604036, 74052732, 74321039, 131491069, 148642078, 222963117, 262982138, 297284156, 394473207, 445926234, 525964276, 788946414, 891852468, 1577892828, 1709383897, 3418767794, 5128151691, 6837535588, 10256303382, 20512606764]

約数ペア:

[(1, 20512606764), (2, 10256303382), (3, 6837535588), (4, 5128151691), (6, 3418767794), (12, 1709383897), (13, 1577892828), (23, 891852468), (26, 788946414), (39, 525964276), (46, 445926234), (52, 394473207), (69, 297284156), (78, 262982138), (92, 222963117), (138, 148642078), (156, 131491069), (276, 74321039), (277, 74052732), (299, 68604036), (554, 37026366), (598, 34302018), (831, 24684244), (897, 22868012), (1108, 18513183), (1196, 17151009), (1662, 12342122), (1794, 11434006), (3324, 6171061), (3588, 5717003), (3601, 5696364), (6371, 3219684), (7202, 2848182), (10803, 1898788), (12742, 1609842), (14404, 1424091), (19113, 1073228), (20639, 993876), (21606, 949394), (25484, 804921), (38226, 536614), (41278, 496938), (43212, 474697), (61917, 331292), (76452, 268307), (82556, 248469), (82823, 247668), (123834, 165646)]