18760664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{180391}}^1$

素因数の和:180410

約数の個数: 16

約数和(自身を含む): 37882320

約数和(自身を除く): 19121656

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 180391, 360782, 721564, 1443128, 2345083, 4690166, 9380332, 18760664]

約数ペア:

[(1, 18760664), (2, 9380332), (4, 4690166), (8, 2345083), (13, 1443128), (26, 721564), (52, 360782), (104, 180391)]