18725606838

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{32159}}^1$

素因数の和:32474

約数の個数: 64

約数和(自身を含む): 42790809600

約数和(自身を除く): 24065202762

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 123, 246, 263, 369, 526, 738, 789, 1107, 1578, 2214, 2367, 4734, 7101, 10783, 14202, 21566, 32159, 32349, 64318, 64698, 96477, 97047, 192954, 194094, 289431, 291141, 578862, 582282, 868293, 1318519, 1736586, 2637038, 3955557, 7911114, 8457817, 11866671, 16915634, 23733342, 25373451, 35600013, 50746902, 71200026, 76120353, 152240706, 228361059, 346770497, 456722118, 693540994, 1040311491, 2080622982, 3120934473, 6241868946, 9362803419, 18725606838]

約数ペア:

[(1, 18725606838), (2, 9362803419), (3, 6241868946), (6, 3120934473), (9, 2080622982), (18, 1040311491), (27, 693540994), (41, 456722118), (54, 346770497), (82, 228361059), (123, 152240706), (246, 76120353), (263, 71200026), (369, 50746902), (526, 35600013), (738, 25373451), (789, 23733342), (1107, 16915634), (1578, 11866671), (2214, 8457817), (2367, 7911114), (4734, 3955557), (7101, 2637038), (10783, 1736586), (14202, 1318519), (21566, 868293), (32159, 582282), (32349, 578862), (64318, 291141), (64698, 289431), (96477, 194094), (97047, 192954)]