18728152

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137707}}^1$

素因数の和:137730

約数の個数: 16

約数和(自身を含む): 37181160

約数和(自身を除く): 18453008

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137707, 275414, 550828, 1101656, 2341019, 4682038, 9364076, 18728152]

約数ペア:

[(1, 18728152), (2, 9364076), (4, 4682038), (8, 2341019), (17, 1101656), (34, 550828), (68, 275414), (136, 137707)]