20264321

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2957}}^1$

素因数の和:3064

約数の個数: 16

約数和(自身を含む): 25557120

約数和(自身を除く): 5292799

約数列:

[1, 7, 11, 77, 89, 623, 979, 2957, 6853, 20699, 32527, 227689, 263173, 1842211, 2894903, 20264321]

約数ペア:

[(1, 20264321), (7, 2894903), (11, 1842211), (77, 263173), (89, 227689), (623, 32527), (979, 20699), (2957, 6853)]