20171477165

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{883}}^1\times {\mathrm{8941}}^1$

素因数の和:9909

約数の個数: 32

約数和(自身を含む): 28077593856

約数和(自身を除く): 7906116691

約数列:

[1, 5, 7, 35, 73, 365, 511, 883, 2555, 4415, 6181, 8941, 30905, 44705, 62587, 64459, 312935, 322295, 451213, 652693, 2256065, 3263465, 4568851, 7894903, 22844255, 39474515, 55264321, 276321605, 576327919, 2881639595, 4034295433, 20171477165]

約数ペア:

[(1, 20171477165), (5, 4034295433), (7, 2881639595), (35, 576327919), (73, 276321605), (365, 55264321), (511, 39474515), (883, 22844255), (2555, 7894903), (4415, 4568851), (6181, 3263465), (8941, 2256065), (30905, 652693), (44705, 451213), (62587, 322295), (64459, 312935)]