20172597939

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{12763}}^1$

素因数の和:12886

約数の個数: 80

約数和(自身を含む): 34595545600

約数和(自身を除く): 14422947661

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 79, 81, 117, 171, 237, 247, 351, 513, 711, 741, 1027, 1053, 1501, 1539, 2133, 2223, 3081, 4503, 6399, 6669, 9243, 12763, 13509, 19513, 20007, 27729, 38289, 40527, 58539, 83187, 114867, 121581, 165919, 175617, 242497, 344601, 497757, 526851, 727491, 1008277, 1033803, 1493271, 1580553, 2182473, 3024831, 3152461, 4479813, 6547419, 9074493, 9457383, 13107601, 13439439, 19157263, 19642257, 27223479, 28372149, 39322803, 57471789, 81670437, 85116447, 117968409, 172415367, 249044419, 255349341, 353905227, 517246101, 747133257, 1061715681, 1551738303, 2241399771, 6724199313, 20172597939]

約数ペア:

[(1, 20172597939), (3, 6724199313), (9, 2241399771), (13, 1551738303), (19, 1061715681), (27, 747133257), (39, 517246101), (57, 353905227), (79, 255349341), (81, 249044419), (117, 172415367), (171, 117968409), (237, 85116447), (247, 81670437), (351, 57471789), (513, 39322803), (711, 28372149), (741, 27223479), (1027, 19642257), (1053, 19157263), (1501, 13439439), (1539, 13107601), (2133, 9457383), (2223, 9074493), (3081, 6547419), (4503, 4479813), (6399, 3152461), (6669, 3024831), (9243, 2182473), (12763, 1580553), (13509, 1493271), (19513, 1033803), (20007, 1008277), (27729, 727491), (38289, 526851), (40527, 497757), (58539, 344601), (83187, 242497), (114867, 175617), (121581, 165919)]