26640692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{512321}}^1$

素因数の和:512338

約数の個数: 12

約数和(自身を含む): 50207556

約数和(自身を除く): 23566864

約数列:

[1, 2, 4, 13, 26, 52, 512321, 1024642, 2049284, 6660173, 13320346, 26640692]

約数ペア:

[(1, 26640692), (2, 13320346), (4, 6660173), (13, 2049284), (26, 1024642), (52, 512321)]