15990498

素因数分解:

$2^1\times 3^2\times {\mathrm{888361}}^1$

素因数の和:888369

約数の個数: 12

約数和(自身を含む): 34646118

約数和(自身を除く): 18655620

約数列:

[1, 2, 3, 6, 9, 18, 888361, 1776722, 2665083, 5330166, 7995249, 15990498]

約数ペア:

[(1, 15990498), (2, 7995249), (3, 5330166), (6, 2665083), (9, 1776722), (18, 888361)]