20104341705

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{264827}}^1$

素因数の和:265086

約数の個数: 48

約数和(自身を含む): 39991146624

約数和(自身を除く): 19886804919

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 241, 315, 723, 1205, 1687, 2169, 3615, 5061, 8435, 10845, 15183, 25305, 75915, 264827, 794481, 1324135, 1853789, 2383443, 3972405, 5561367, 9268945, 11917215, 16684101, 27806835, 63823307, 83420505, 191469921, 319116535, 446763149, 574409763, 957349605, 1340289447, 2233815745, 2872048815, 4020868341, 6701447235, 20104341705]

約数ペア:

[(1, 20104341705), (3, 6701447235), (5, 4020868341), (7, 2872048815), (9, 2233815745), (15, 1340289447), (21, 957349605), (35, 574409763), (45, 446763149), (63, 319116535), (105, 191469921), (241, 83420505), (315, 63823307), (723, 27806835), (1205, 16684101), (1687, 11917215), (2169, 9268945), (3615, 5561367), (5061, 3972405), (8435, 2383443), (10845, 1853789), (15183, 1324135), (25305, 794481), (75915, 264827)]