19942816

素因数分解:

$2^5\times {\mathrm{137}}^1\times {\mathrm{4549}}^1$

素因数の和:4696

約数の個数: 24

約数和(自身を含む): 39557700

約数和(自身を除く): 19614884

約数列:

[1, 2, 4, 8, 16, 32, 137, 274, 548, 1096, 2192, 4384, 4549, 9098, 18196, 36392, 72784, 145568, 623213, 1246426, 2492852, 4985704, 9971408, 19942816]

約数ペア:

[(1, 19942816), (2, 9971408), (4, 4985704), (8, 2492852), (16, 1246426), (32, 623213), (137, 145568), (274, 72784), (548, 36392), (1096, 18196), (2192, 9098), (4384, 4549)]