20109456

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1913}}^1$

素因数の和:2000

約数の個数: 60

約数和(自身を含む): 57079308

約数和(自身を除く): 36969852

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 1913, 2628, 3504, 3826, 5256, 5739, 7652, 10512, 11478, 15304, 17217, 22956, 30608, 34434, 45912, 68868, 91824, 137736, 139649, 275472, 279298, 418947, 558596, 837894, 1117192, 1256841, 1675788, 2234384, 2513682, 3351576, 5027364, 6703152, 10054728, 20109456]

約数ペア:

[(1, 20109456), (2, 10054728), (3, 6703152), (4, 5027364), (6, 3351576), (8, 2513682), (9, 2234384), (12, 1675788), (16, 1256841), (18, 1117192), (24, 837894), (36, 558596), (48, 418947), (72, 279298), (73, 275472), (144, 139649), (146, 137736), (219, 91824), (292, 68868), (438, 45912), (584, 34434), (657, 30608), (876, 22956), (1168, 17217), (1314, 15304), (1752, 11478), (1913, 10512), (2628, 7652), (3504, 5739), (3826, 5256)]