11989328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{57641}}^1$

素因数の和:57662

約数の個数: 20

約数和(自身を含む): 25016628

約数和(自身を除く): 13027300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 57641, 115282, 230564, 461128, 749333, 922256, 1498666, 2997332, 5994664, 11989328]

約数ペア:

[(1, 11989328), (2, 5994664), (4, 2997332), (8, 1498666), (13, 922256), (16, 749333), (26, 461128), (52, 230564), (104, 115282), (208, 57641)]