20139885818

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{1109}}^1\times {\mathrm{4133}}^1$

素因数の和:5283

約数の個数: 32

約数和(自身を含む): 32763603600

約数和(自身を除く): 12623717782

約数列:

[1, 2, 13, 26, 169, 338, 1109, 2197, 2218, 4133, 4394, 8266, 14417, 28834, 53729, 107458, 187421, 374842, 698477, 1396954, 2436473, 4583497, 4872946, 9080201, 9166994, 18160402, 59585461, 119170922, 774610993, 1549221986, 10069942909, 20139885818]

約数ペア:

[(1, 20139885818), (2, 10069942909), (13, 1549221986), (26, 774610993), (169, 119170922), (338, 59585461), (1109, 18160402), (2197, 9166994), (2218, 9080201), (4133, 4872946), (4394, 4583497), (8266, 2436473), (14417, 1396954), (28834, 698477), (53729, 374842), (107458, 187421)]