9971408

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{4549}}^1$

素因数の和:4694

約数の個数: 20

約数和(自身を含む): 19464900

約数和(自身を除く): 9493492

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 4549, 9098, 18196, 36392, 72784, 623213, 1246426, 2492852, 4985704, 9971408]

約数ペア:

[(1, 9971408), (2, 4985704), (4, 2492852), (8, 1246426), (16, 623213), (137, 72784), (274, 36392), (548, 18196), (1096, 9098), (2192, 4549)]