20111273204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1759}}^1\times {\mathrm{6043}}^1$

素因数の和:7860

約数の個数: 48

約数和(自身を含む): 39315978240

約数和(自身を除く): 19204705036

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1759, 1892, 3518, 6043, 7036, 12086, 19349, 24172, 38698, 66473, 75637, 77396, 132946, 151274, 259849, 265892, 302548, 519698, 832007, 1039396, 1664014, 2858339, 3328028, 5716678, 10629637, 11433356, 21259274, 42518548, 116926007, 233852014, 457074391, 467704028, 914148782, 1828297564, 5027818301, 10055636602, 20111273204]

約数ペア:

[(1, 20111273204), (2, 10055636602), (4, 5027818301), (11, 1828297564), (22, 914148782), (43, 467704028), (44, 457074391), (86, 233852014), (172, 116926007), (473, 42518548), (946, 21259274), (1759, 11433356), (1892, 10629637), (3518, 5716678), (6043, 3328028), (7036, 2858339), (12086, 1664014), (19349, 1039396), (24172, 832007), (38698, 519698), (66473, 302548), (75637, 265892), (77396, 259849), (132946, 151274)]