31364144

素因数分解:

$2^4\times 7^1\times {\mathrm{280037}}^1$

素因数の和:280052

約数の個数: 20

約数和(自身を含む): 69449424

約数和(自身を除く): 38085280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 280037, 560074, 1120148, 1960259, 2240296, 3920518, 4480592, 7841036, 15682072, 31364144]

約数ペア:

[(1, 31364144), (2, 15682072), (4, 7841036), (7, 4480592), (8, 3920518), (14, 2240296), (16, 1960259), (28, 1120148), (56, 560074), (112, 280037)]