20199930184

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{28289}}^1$

素因数の和:28654

約数の個数: 64

約数和(自身を含む): 44485459200

約数和(自身を除く): 24285529016

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 311, 328, 574, 622, 1148, 1244, 2177, 2296, 2488, 4354, 8708, 12751, 17416, 25502, 28289, 51004, 56578, 89257, 102008, 113156, 178514, 198023, 226312, 357028, 396046, 714056, 792092, 1159849, 1584184, 2319698, 4639396, 8118943, 8797879, 9278792, 16237886, 17595758, 32475772, 35191516, 61585153, 64951544, 70383032, 123170306, 246340612, 360713039, 492681224, 721426078, 1442852156, 2524991273, 2885704312, 5049982546, 10099965092, 20199930184]

約数ペア:

[(1, 20199930184), (2, 10099965092), (4, 5049982546), (7, 2885704312), (8, 2524991273), (14, 1442852156), (28, 721426078), (41, 492681224), (56, 360713039), (82, 246340612), (164, 123170306), (287, 70383032), (311, 64951544), (328, 61585153), (574, 35191516), (622, 32475772), (1148, 17595758), (1244, 16237886), (2177, 9278792), (2296, 8797879), (2488, 8118943), (4354, 4639396), (8708, 2319698), (12751, 1584184), (17416, 1159849), (25502, 792092), (28289, 714056), (51004, 396046), (56578, 357028), (89257, 226312), (102008, 198023), (113156, 178514)]