20889133055

素因数分解:

$5^1\times 7^1\times {\mathrm{7121}}^1\times {\mathrm{83813}}^1$

素因数の和:90946

約数の個数: 16

約数和(自身を含む): 28652318784

約数和(自身を除く): 7763185729

約数列:

[1, 5, 7, 35, 7121, 35605, 49847, 83813, 249235, 419065, 586691, 2933455, 596832373, 2984161865, 4177826611, 20889133055]

約数ペア:

[(1, 20889133055), (5, 4177826611), (7, 2984161865), (35, 596832373), (7121, 2933455), (35605, 586691), (49847, 419065), (83813, 249235)]