20887272

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41443}}^1$

素因数の和:41462

約数の個数: 48

約数和(自身を含む): 64652640

約数和(自身を除く): 43765368

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 41443, 82886, 124329, 165772, 248658, 290101, 331544, 372987, 497316, 580202, 745974, 870303, 994632, 1160404, 1491948, 1740606, 2320808, 2610909, 2983896, 3481212, 5221818, 6962424, 10443636, 20887272]

約数ペア:

[(1, 20887272), (2, 10443636), (3, 6962424), (4, 5221818), (6, 3481212), (7, 2983896), (8, 2610909), (9, 2320808), (12, 1740606), (14, 1491948), (18, 1160404), (21, 994632), (24, 870303), (28, 745974), (36, 580202), (42, 497316), (56, 372987), (63, 331544), (72, 290101), (84, 248658), (126, 165772), (168, 124329), (252, 82886), (504, 41443)]