20939944

素因数分解:

$2^3\times {\mathrm{419}}^1\times {\mathrm{6247}}^1$

素因数の和:6672

約数の個数: 16

約数和(自身を含む): 39362400

約数和(自身を除く): 18422456

約数列:

[1, 2, 4, 8, 419, 838, 1676, 3352, 6247, 12494, 24988, 49976, 2617493, 5234986, 10469972, 20939944]

約数ペア:

[(1, 20939944), (2, 10469972), (4, 5234986), (8, 2617493), (419, 49976), (838, 24988), (1676, 12494), (3352, 6247)]