20188199511

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{2419777}}^1$

素因数の和:2419892

約数の個数: 20

約数和(自身を含む): 30450486352

約数和(自身を除く): 10262286841

約数列:

[1, 3, 9, 27, 81, 103, 309, 927, 2781, 8343, 2419777, 7259331, 21777993, 65333979, 196001937, 249237031, 747711093, 2243133279, 6729399837, 20188199511]

約数ペア:

[(1, 20188199511), (3, 6729399837), (9, 2243133279), (27, 747711093), (81, 249237031), (103, 196001937), (309, 65333979), (927, 21777993), (2781, 7259331), (8343, 2419777)]