81989456

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{11213}}^1$

素因数の和:11678

約数の個数: 20

約数和(自身を含む): 159216372

約数和(自身を除く): 77226916

約数列:

[1, 2, 4, 8, 16, 457, 914, 1828, 3656, 7312, 11213, 22426, 44852, 89704, 179408, 5124341, 10248682, 20497364, 40994728, 81989456]

約数ペア:

[(1, 81989456), (2, 40994728), (4, 20497364), (8, 10248682), (16, 5124341), (457, 179408), (914, 89704), (1828, 44852), (3656, 22426), (7312, 11213)]