25581608

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{245977}}^1$

素因数の和:245996

約数の個数: 16

約数和(自身を含む): 51655380

約数和(自身を除く): 26073772

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 245977, 491954, 983908, 1967816, 3197701, 6395402, 12790804, 25581608]

約数ペア:

[(1, 25581608), (2, 12790804), (4, 6395402), (8, 3197701), (13, 1967816), (26, 983908), (52, 491954), (104, 245977)]