54421328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{261641}}^1$

素因数の和:261662

約数の個数: 20

約数和(自身を含む): 113552628

約数和(自身を除く): 59131300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 261641, 523282, 1046564, 2093128, 3401333, 4186256, 6802666, 13605332, 27210664, 54421328]

約数ペア:

[(1, 54421328), (2, 27210664), (4, 13605332), (8, 6802666), (13, 4186256), (16, 3401333), (26, 2093128), (52, 1046564), (104, 523282), (208, 261641)]