168686864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{554891}}^1$

素因数の和:554918

約数の個数: 20

約数和(自身を含む): 344033040

約数和(自身を除く): 175346176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 554891, 1109782, 2219564, 4439128, 8878256, 10542929, 21085858, 42171716, 84343432, 168686864]

約数ペア:

[(1, 168686864), (2, 84343432), (4, 42171716), (8, 21085858), (16, 10542929), (19, 8878256), (38, 4439128), (76, 2219564), (152, 1109782), (304, 554891)]