20709576

素因数分解:

$2^3\times 3^2\times {\mathrm{383}}^1\times {\mathrm{751}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 56309760

約数和(自身を除く): 35600184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 383, 751, 766, 1149, 1502, 1532, 2253, 2298, 3004, 3064, 3447, 4506, 4596, 6008, 6759, 6894, 9012, 9192, 13518, 13788, 18024, 27036, 27576, 54072, 287633, 575266, 862899, 1150532, 1725798, 2301064, 2588697, 3451596, 5177394, 6903192, 10354788, 20709576]

約数ペア:

[(1, 20709576), (2, 10354788), (3, 6903192), (4, 5177394), (6, 3451596), (8, 2588697), (9, 2301064), (12, 1725798), (18, 1150532), (24, 862899), (36, 575266), (72, 287633), (383, 54072), (751, 27576), (766, 27036), (1149, 18024), (1502, 13788), (1532, 13518), (2253, 9192), (2298, 9012), (3004, 6894), (3064, 6759), (3447, 6008), (4506, 4596)]