18968392

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{26641}}^1$

素因数の和:26736

約数の個数: 16

約数和(自身を含む): 35966700

約数和(自身を除く): 16998308

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 26641, 53282, 106564, 213128, 2371049, 4742098, 9484196, 18968392]

約数ペア:

[(1, 18968392), (2, 9484196), (4, 4742098), (8, 2371049), (89, 213128), (178, 106564), (356, 53282), (712, 26641)]