20485501345

素因数分解:

$5^1\times {\mathrm{617}}^1\times {\mathrm{653}}^1\times {\mathrm{10169}}^1$

素因数の和:11444

約数の個数: 16

約数和(自身を含む): 24662575440

約数和(自身を除く): 4177074095

約数列:

[1, 5, 617, 653, 3085, 3265, 10169, 50845, 402901, 2014505, 6274273, 6640357, 31371365, 33201785, 4097100269, 20485501345]

約数ペア:

[(1, 20485501345), (5, 4097100269), (617, 33201785), (653, 31371365), (3085, 6640357), (3265, 6274273), (10169, 2014505), (50845, 402901)]