123559984

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{179593}}^1$

素因数の和:179644

約数の個数: 20

約数和(自身を含む): 244966216

約数和(自身を除く): 121406232

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 179593, 359186, 718372, 1436744, 2873488, 7722499, 15444998, 30889996, 61779992, 123559984]

約数ペア:

[(1, 123559984), (2, 61779992), (4, 30889996), (8, 15444998), (16, 7722499), (43, 2873488), (86, 1436744), (172, 718372), (344, 359186), (688, 179593)]