25106828

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{17387}}^1$

素因数の和:17429

約数の個数: 18

約数和(自身を含む): 46373796

約数和(自身を除く): 21266968

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 17387, 34774, 69548, 330353, 660706, 1321412, 6276707, 12553414, 25106828]

約数ペア:

[(1, 25106828), (2, 12553414), (4, 6276707), (19, 1321412), (38, 660706), (76, 330353), (361, 69548), (722, 34774), (1444, 17387)]