20842288

素因数分解:

$2^4\times {\mathrm{1103}}^1\times {\mathrm{1181}}^1$

素因数の和:2292

約数の個数: 20

約数和(自身を含む): 40452768

約数和(自身を除く): 19610480

約数列:

[1, 2, 4, 8, 16, 1103, 1181, 2206, 2362, 4412, 4724, 8824, 9448, 17648, 18896, 1302643, 2605286, 5210572, 10421144, 20842288]

約数ペア:

[(1, 20842288), (2, 10421144), (4, 5210572), (8, 2605286), (16, 1302643), (1103, 18896), (1181, 17648), (2206, 9448), (2362, 8824), (4412, 4724)]