42669328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{205141}}^1$

素因数の和:205162

約数の個数: 20

約数和(自身を含む): 89031628

約数和(自身を除く): 46362300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 205141, 410282, 820564, 1641128, 2666833, 3282256, 5333666, 10667332, 21334664, 42669328]

約数ペア:

[(1, 42669328), (2, 21334664), (4, 10667332), (8, 5333666), (13, 3282256), (16, 2666833), (26, 1641128), (52, 820564), (104, 410282), (208, 205141)]