20054224

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{4877}}^1$

素因数の和:5142

約数の個数: 20

約数和(自身を含む): 39014244

約数和(自身を除く): 18960020

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 4877, 9754, 19508, 39016, 78032, 1253389, 2506778, 5013556, 10027112, 20054224]

約数ペア:

[(1, 20054224), (2, 10027112), (4, 5013556), (8, 2506778), (16, 1253389), (257, 78032), (514, 39016), (1028, 19508), (2056, 9754), (4112, 4877)]