25991524

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{38449}}^1$

素因数の和:38479

約数の個数: 18

約数和(自身を含む): 49254450

約数和(自身を除く): 23262926

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 38449, 76898, 153796, 499837, 999674, 1999348, 6497881, 12995762, 25991524]

約数ペア:

[(1, 25991524), (2, 12995762), (4, 6497881), (13, 1999348), (26, 999674), (52, 499837), (169, 153796), (338, 76898), (676, 38449)]