31503856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{115823}}^1$

素因数の和:115848

約数の個数: 20

約数和(自身を含む): 64629792

約数和(自身を除く): 33125936

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 115823, 231646, 463292, 926584, 1853168, 1968991, 3937982, 7875964, 15751928, 31503856]

約数ペア:

[(1, 31503856), (2, 15751928), (4, 7875964), (8, 3937982), (16, 1968991), (17, 1853168), (34, 926584), (68, 463292), (136, 231646), (272, 115823)]