25999636

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{38461}}^1$

素因数の和:38491

約数の個数: 18

約数和(自身を含む): 49269822

約数和(自身を除く): 23270186

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 38461, 76922, 153844, 499993, 999986, 1999972, 6499909, 12999818, 25999636]

約数ペア:

[(1, 25999636), (2, 12999818), (4, 6499909), (13, 1999972), (26, 999986), (52, 499993), (169, 153844), (338, 76922), (676, 38461)]