28485788

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{19727}}^1$

素因数の和:19769

約数の個数: 18

約数和(自身を含む): 52614576

約数和(自身を除く): 24128788

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 19727, 39454, 78908, 374813, 749626, 1499252, 7121447, 14242894, 28485788]

約数ペア:

[(1, 28485788), (2, 14242894), (4, 7121447), (19, 1499252), (38, 749626), (76, 374813), (361, 78908), (722, 39454), (1444, 19727)]