156955373032

素因数分解:

$2^3\times {\mathrm{997}}^1\times {\mathrm{19678457}}^1$

素因数の和:19679460

約数の個数: 16

約数和(自身を含む): 294586516260

約数和(自身を除く): 137631143228

約数列:

[1, 2, 4, 8, 997, 1994, 3988, 7976, 19678457, 39356914, 78713828, 157427656, 19619421629, 39238843258, 78477686516, 156955373032]

約数ペア:

[(1, 156955373032), (2, 78477686516), (4, 39238843258), (8, 19619421629), (997, 157427656), (1994, 78713828), (3988, 39356914), (7976, 19678457)]