20550524

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{269}}^2$

素因数の和:613

約数の個数: 18

約数和(自身を含む): 36606024

約数和(自身を除く): 16055500

約数列:

[1, 2, 4, 71, 142, 269, 284, 538, 1076, 19099, 38198, 72361, 76396, 144722, 289444, 5137631, 10275262, 20550524]

約数ペア:

[(1, 20550524), (2, 10275262), (4, 5137631), (71, 289444), (142, 144722), (269, 76396), (284, 72361), (538, 38198), (1076, 19099)]