20341768

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{10639}}^1$

素因数の和:10884

約数の個数: 16

約数和(自身を含む): 38304000

約数和(自身を除く): 17962232

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 10639, 21278, 42556, 85112, 2542721, 5085442, 10170884, 20341768]

約数ペア:

[(1, 20341768), (2, 10170884), (4, 5085442), (8, 2542721), (239, 85112), (478, 42556), (956, 21278), (1912, 10639)]