2247665776

素因数分解:

$2^4\times {\mathrm{4001}}^1\times {\mathrm{35111}}^1$

素因数の和:39120

約数の個数: 20

約数和(自身を含む): 4356064944

約数和(自身を除く): 2108399168

約数列:

[1, 2, 4, 8, 16, 4001, 8002, 16004, 32008, 35111, 64016, 70222, 140444, 280888, 561776, 140479111, 280958222, 561916444, 1123832888, 2247665776]

約数ペア:

[(1, 2247665776), (2, 1123832888), (4, 561916444), (8, 280958222), (16, 140479111), (4001, 561776), (8002, 280888), (16004, 140444), (32008, 70222), (35111, 64016)]