20823351

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{13171}}^1$

素因数の和:13222

約数の個数: 16

約数和(自身を含む): 30348288

約数和(自身を除く): 9524937

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 13171, 39513, 223907, 408301, 671721, 1224903, 6941117, 20823351]

約数ペア:

[(1, 20823351), (3, 6941117), (17, 1224903), (31, 671721), (51, 408301), (93, 223907), (527, 39513), (1581, 13171)]