20330238051

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{283}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 32302932480

約数和(自身を除く): 11972694429

約数列:

[1, 3, 9, 19, 57, 61, 71, 97, 171, 183, 213, 283, 291, 549, 639, 849, 873, 1159, 1349, 1843, 2547, 3477, 4047, 4331, 5377, 5529, 5917, 6887, 10431, 12141, 12993, 16131, 16587, 17263, 17751, 20093, 20661, 27451, 38979, 48393, 51789, 53253, 60279, 61983, 82289, 82353, 112423, 130853, 155367, 180837, 246867, 247059, 327997, 337269, 381767, 392559, 420107, 521569, 740601, 983991, 1011807, 1145301, 1177677, 1225673, 1260321, 1564707, 1674511, 1949021, 2951973, 3435903, 3677019, 3780963, 4694121, 5023533, 5847063, 7982033, 11031057, 15070599, 17541189, 23287787, 23946099, 31815709, 37031399, 69863361, 71838297, 95447127, 111094197, 118890281, 209590083, 286341381, 333282591, 356670843, 1070012529, 2258915339, 6776746017, 20330238051]

約数ペア:

[(1, 20330238051), (3, 6776746017), (9, 2258915339), (19, 1070012529), (57, 356670843), (61, 333282591), (71, 286341381), (97, 209590083), (171, 118890281), (183, 111094197), (213, 95447127), (283, 71838297), (291, 69863361), (549, 37031399), (639, 31815709), (849, 23946099), (873, 23287787), (1159, 17541189), (1349, 15070599), (1843, 11031057), (2547, 7982033), (3477, 5847063), (4047, 5023533), (4331, 4694121), (5377, 3780963), (5529, 3677019), (5917, 3435903), (6887, 2951973), (10431, 1949021), (12141, 1674511), (12993, 1564707), (16131, 1260321), (16587, 1225673), (17263, 1177677), (17751, 1145301), (20093, 1011807), (20661, 983991), (27451, 740601), (38979, 521569), (48393, 420107), (51789, 392559), (53253, 381767), (60279, 337269), (61983, 327997), (82289, 247059), (82353, 246867), (112423, 180837), (130853, 155367)]