13990916

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{9689}}^1$

素因数の和:9731

約数の個数: 18

約数和(自身を含む): 25843230

約数和(自身を除く): 11852314

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 9689, 19378, 38756, 184091, 368182, 736364, 3497729, 6995458, 13990916]

約数ペア:

[(1, 13990916), (2, 6995458), (4, 3497729), (19, 736364), (38, 368182), (76, 184091), (361, 38756), (722, 19378), (1444, 9689)]