20576483109

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{3301}}^1$

素因数の和:3432

約数の個数: 128

約数和(自身を含む): 39053414400

約数和(自身を除く): 18476931291

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 43, 59, 63, 91, 117, 129, 177, 189, 273, 301, 351, 387, 413, 531, 559, 767, 819, 903, 1161, 1239, 1593, 1677, 2301, 2457, 2537, 2709, 3301, 3717, 3913, 5031, 5369, 6903, 7611, 8127, 9903, 11151, 11739, 15093, 16107, 17759, 20709, 22833, 23107, 29709, 32981, 35217, 42913, 48321, 53277, 68499, 69321, 89127, 98943, 105651, 128739, 141943, 144963, 159831, 194759, 207963, 230867, 296829, 300391, 386217, 425829, 479493, 584277, 623889, 692601, 890487, 901173, 993601, 1158651, 1277487, 1363313, 1752831, 1845259, 2077803, 2531867, 2703519, 2980803, 3832461, 4089939, 5258493, 5535777, 6233409, 7595601, 8110557, 8374637, 8942409, 12269817, 12916813, 16607331, 17723069, 22786803, 25123911, 26827227, 36809451, 38750439, 49821993, 53169207, 58622459, 68360409, 75371733, 108870281, 116251317, 159507621, 175867377, 226115199, 326610843, 348753951, 478522863, 527602131, 762091967, 979832529, 1582806393, 2286275901, 2939497587, 6858827703, 20576483109]

約数ペア:

[(1, 20576483109), (3, 6858827703), (7, 2939497587), (9, 2286275901), (13, 1582806393), (21, 979832529), (27, 762091967), (39, 527602131), (43, 478522863), (59, 348753951), (63, 326610843), (91, 226115199), (117, 175867377), (129, 159507621), (177, 116251317), (189, 108870281), (273, 75371733), (301, 68360409), (351, 58622459), (387, 53169207), (413, 49821993), (531, 38750439), (559, 36809451), (767, 26827227), (819, 25123911), (903, 22786803), (1161, 17723069), (1239, 16607331), (1593, 12916813), (1677, 12269817), (2301, 8942409), (2457, 8374637), (2537, 8110557), (2709, 7595601), (3301, 6233409), (3717, 5535777), (3913, 5258493), (5031, 4089939), (5369, 3832461), (6903, 2980803), (7611, 2703519), (8127, 2531867), (9903, 2077803), (11151, 1845259), (11739, 1752831), (15093, 1363313), (16107, 1277487), (17759, 1158651), (20709, 993601), (22833, 901173), (23107, 890487), (29709, 692601), (32981, 623889), (35217, 584277), (42913, 479493), (48321, 425829), (53277, 386217), (68499, 300391), (69321, 296829), (89127, 230867), (98943, 207963), (105651, 194759), (128739, 159831), (141943, 144963)]