210002668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{12391}}^1$

素因数の和:12637

約数の個数: 24

約数和(自身を含む): 388613120

約数和(自身を除く): 178610452

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 4237, 8474, 12391, 16948, 24782, 49564, 235429, 470858, 941716, 2763193, 5526386, 11052772, 52500667, 105001334, 210002668]

約数ペア:

[(1, 210002668), (2, 105001334), (4, 52500667), (19, 11052772), (38, 5526386), (76, 2763193), (223, 941716), (446, 470858), (892, 235429), (4237, 49564), (8474, 24782), (12391, 16948)]