20008328

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61001}}^1$

素因数の和:61048

約数の個数: 16

約数和(自身を含む): 38431260

約数和(自身を除く): 18422932

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 61001, 122002, 244004, 488008, 2501041, 5002082, 10004164, 20008328]

約数ペア:

[(1, 20008328), (2, 10004164), (4, 5002082), (8, 2501041), (41, 488008), (82, 244004), (164, 122002), (328, 61001)]