20132980868

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{264643}}^1$

素因数の和:264697

約数の個数: 96

約数和(自身を含む): 49795415040

約数和(自身を除く): 29662434172

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 76, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 308, 364, 418, 494, 532, 572, 836, 988, 1001, 1463, 1729, 2002, 2717, 2926, 3458, 4004, 5434, 5852, 6916, 10868, 19019, 38038, 76076, 264643, 529286, 1058572, 1852501, 2911073, 3440359, 3705002, 5028217, 5822146, 6880718, 7410004, 10056434, 11644292, 13761436, 20112868, 20377511, 24082513, 35197519, 37843949, 40755022, 48165026, 55310387, 65366821, 70395038, 75687898, 81510044, 96330052, 110620774, 130733642, 140790076, 151375796, 221241548, 261467284, 264907643, 387172709, 457567747, 529815286, 719035031, 774345418, 915135494, 1059630572, 1438070062, 1548690836, 1830270988, 2876140124, 5033245217, 10066490434, 20132980868]

約数ペア:

[(1, 20132980868), (2, 10066490434), (4, 5033245217), (7, 2876140124), (11, 1830270988), (13, 1548690836), (14, 1438070062), (19, 1059630572), (22, 915135494), (26, 774345418), (28, 719035031), (38, 529815286), (44, 457567747), (52, 387172709), (76, 264907643), (77, 261467284), (91, 221241548), (133, 151375796), (143, 140790076), (154, 130733642), (182, 110620774), (209, 96330052), (247, 81510044), (266, 75687898), (286, 70395038), (308, 65366821), (364, 55310387), (418, 48165026), (494, 40755022), (532, 37843949), (572, 35197519), (836, 24082513), (988, 20377511), (1001, 20112868), (1463, 13761436), (1729, 11644292), (2002, 10056434), (2717, 7410004), (2926, 6880718), (3458, 5822146), (4004, 5028217), (5434, 3705002), (5852, 3440359), (6916, 2911073), (10868, 1852501), (19019, 1058572), (38038, 529286), (76076, 264643)]