20163774735

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{1579}}^1$

素因数の和:1949

約数の個数: 96

約数和(自身を含む): 38261583360

約数和(自身を除く): 18097808625

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 83, 117, 195, 249, 263, 415, 585, 747, 789, 1079, 1245, 1315, 1579, 2367, 3237, 3419, 3735, 3945, 4737, 5395, 7895, 9711, 10257, 11835, 14211, 16185, 17095, 20527, 21829, 23685, 30771, 48555, 51285, 61581, 65487, 71055, 102635, 109145, 131057, 153855, 184743, 196461, 283777, 307905, 327435, 393171, 415277, 655285, 851331, 923715, 982305, 1179513, 1245831, 1418885, 1703741, 1965855, 2076385, 2553993, 3737493, 4256655, 5111223, 5398601, 5897565, 6229155, 8518705, 12769965, 15333669, 16195803, 18687465, 25556115, 26993005, 34467991, 48587409, 76668345, 80979015, 103403973, 172339955, 242937045, 310211919, 448083883, 517019865, 1344251649, 1551059595, 2240419415, 4032754947, 6721258245, 20163774735]

約数ペア:

[(1, 20163774735), (3, 6721258245), (5, 4032754947), (9, 2240419415), (13, 1551059595), (15, 1344251649), (39, 517019865), (45, 448083883), (65, 310211919), (83, 242937045), (117, 172339955), (195, 103403973), (249, 80979015), (263, 76668345), (415, 48587409), (585, 34467991), (747, 26993005), (789, 25556115), (1079, 18687465), (1245, 16195803), (1315, 15333669), (1579, 12769965), (2367, 8518705), (3237, 6229155), (3419, 5897565), (3735, 5398601), (3945, 5111223), (4737, 4256655), (5395, 3737493), (7895, 2553993), (9711, 2076385), (10257, 1965855), (11835, 1703741), (14211, 1418885), (16185, 1245831), (17095, 1179513), (20527, 982305), (21829, 923715), (23685, 851331), (30771, 655285), (48555, 415277), (51285, 393171), (61581, 327435), (65487, 307905), (71055, 283777), (102635, 196461), (109145, 184743), (131057, 153855)]