31404986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4153}}^1$

素因数の和:4373

約数の個数: 16

約数和(自身を含む): 49848000

約数和(自身を除く): 18443014

約数列:

[1, 2, 19, 38, 199, 398, 3781, 4153, 7562, 8306, 78907, 157814, 826447, 1652894, 15702493, 31404986]

約数ペア:

[(1, 31404986), (2, 15702493), (19, 1652894), (38, 826447), (199, 157814), (398, 78907), (3781, 8306), (4153, 7562)]