26965744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{129643}}^1$

素因数の和:129664

約数の個数: 20

約数和(自身を含む): 56265496

約数和(自身を除く): 29299752

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 129643, 259286, 518572, 1037144, 1685359, 2074288, 3370718, 6741436, 13482872, 26965744]

約数ペア:

[(1, 26965744), (2, 13482872), (4, 6741436), (8, 3370718), (13, 2074288), (16, 1685359), (26, 1037144), (52, 518572), (104, 259286), (208, 129643)]