19819112

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{19507}}^1$

素因数の和:19640

約数の個数: 16

約数和(自身を含む): 37455360

約数和(自身を除く): 17636248

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 19507, 39014, 78028, 156056, 2477389, 4954778, 9909556, 19819112]

約数ペア:

[(1, 19819112), (2, 9909556), (4, 4954778), (8, 2477389), (127, 156056), (254, 78028), (508, 39014), (1016, 19507)]