20129557734

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{87869}}^1$

素因数の和:87990

約数の個数: 96

約数和(自身を含む): 51815181600

約数和(自身を除く): 31685623866

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 89, 99, 117, 143, 178, 198, 234, 267, 286, 429, 534, 801, 858, 979, 1157, 1287, 1602, 1958, 2314, 2574, 2937, 3471, 5874, 6942, 8811, 10413, 12727, 17622, 20826, 25454, 38181, 76362, 87869, 114543, 175738, 229086, 263607, 527214, 790821, 966559, 1142297, 1581642, 1933118, 2284594, 2899677, 3426891, 5799354, 6853782, 7820341, 8699031, 10280673, 12565267, 15640682, 17398062, 20561346, 23461023, 25130534, 37695801, 46922046, 70383069, 75391602, 86023751, 101664433, 113087403, 140766138, 172047502, 203328866, 226174806, 258071253, 304993299, 516142506, 609986598, 774213759, 914979897, 1118308763, 1548427518, 1829959794, 2236617526, 3354926289, 6709852578, 10064778867, 20129557734]

約数ペア:

[(1, 20129557734), (2, 10064778867), (3, 6709852578), (6, 3354926289), (9, 2236617526), (11, 1829959794), (13, 1548427518), (18, 1118308763), (22, 914979897), (26, 774213759), (33, 609986598), (39, 516142506), (66, 304993299), (78, 258071253), (89, 226174806), (99, 203328866), (117, 172047502), (143, 140766138), (178, 113087403), (198, 101664433), (234, 86023751), (267, 75391602), (286, 70383069), (429, 46922046), (534, 37695801), (801, 25130534), (858, 23461023), (979, 20561346), (1157, 17398062), (1287, 15640682), (1602, 12565267), (1958, 10280673), (2314, 8699031), (2574, 7820341), (2937, 6853782), (3471, 5799354), (5874, 3426891), (6942, 2899677), (8811, 2284594), (10413, 1933118), (12727, 1581642), (17622, 1142297), (20826, 966559), (25454, 790821), (38181, 527214), (76362, 263607), (87869, 229086), (114543, 175738)]