18939128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{182107}}^1$

素因数の和:182126

約数の個数: 16

約数和(自身を含む): 38242680

約数和(自身を除く): 19303552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 182107, 364214, 728428, 1456856, 2367391, 4734782, 9469564, 18939128]

約数ペア:

[(1, 18939128), (2, 9469564), (4, 4734782), (8, 2367391), (13, 1456856), (26, 728428), (52, 364214), (104, 182107)]