66922864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{220141}}^1$

素因数の和:220168

約数の個数: 20

約数和(自身を含む): 136488040

約数和(自身を除く): 69565176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 220141, 440282, 880564, 1761128, 3522256, 4182679, 8365358, 16730716, 33461432, 66922864]

約数ペア:

[(1, 66922864), (2, 33461432), (4, 16730716), (8, 8365358), (16, 4182679), (19, 3522256), (38, 1761128), (76, 880564), (152, 440282), (304, 220141)]