20289444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{8329}}^1$

素因数の和:8372

約数の個数: 48

約数和(自身を含む): 55977600

約数和(自身を除く): 35688156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 8329, 16658, 24987, 33316, 49974, 58303, 99948, 116606, 174909, 233212, 241541, 349818, 483082, 699636, 724623, 966164, 1449246, 1690787, 2898492, 3381574, 5072361, 6763148, 10144722, 20289444]

約数ペア:

[(1, 20289444), (2, 10144722), (3, 6763148), (4, 5072361), (6, 3381574), (7, 2898492), (12, 1690787), (14, 1449246), (21, 966164), (28, 724623), (29, 699636), (42, 483082), (58, 349818), (84, 241541), (87, 233212), (116, 174909), (174, 116606), (203, 99948), (348, 58303), (406, 49974), (609, 33316), (812, 24987), (1218, 16658), (2436, 8329)]