20123341777

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1880159}}^1$

素因数の和:1880316

約数の個数: 16

約数和(自身を含む): 25269350400

約数和(自身を除く): 5146008623

約数列:

[1, 7, 11, 77, 139, 973, 1529, 10703, 1880159, 13161113, 20681749, 144772243, 261342101, 1829394707, 2874763111, 20123341777]

約数ペア:

[(1, 20123341777), (7, 2874763111), (11, 1829394707), (77, 261342101), (139, 144772243), (973, 20681749), (1529, 13161113), (10703, 1880159)]