19080728

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{21107}}^1$

素因数の和:21226

約数の個数: 16

約数和(自身を含む): 36094680

約数和(自身を除く): 17013952

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 21107, 42214, 84428, 168856, 2385091, 4770182, 9540364, 19080728]

約数ペア:

[(1, 19080728), (2, 9540364), (4, 4770182), (8, 2385091), (113, 168856), (226, 84428), (452, 42214), (904, 21107)]