19005202853

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{2011}}^1$

素因数の和:2238

約数の個数: 64

約数和(自身を含む): 25554009600

約数和(自身を除く): 6548806747

約数列:

[1, 7, 13, 17, 41, 91, 119, 149, 221, 287, 533, 697, 1043, 1547, 1937, 2011, 2533, 3731, 4879, 6109, 9061, 13559, 14077, 17731, 26143, 32929, 34187, 42763, 63427, 79417, 82451, 103853, 183001, 230503, 239309, 299639, 444431, 555919, 577157, 726971, 1071863, 1350089, 1401667, 2097473, 3111017, 3895307, 5093863, 7503041, 9450623, 9811669, 12285199, 18221671, 27267149, 35657041, 66220219, 85996393, 127551697, 159707587, 208848383, 463541533, 1117953109, 1461938681, 2715028979, 19005202853]

約数ペア:

[(1, 19005202853), (7, 2715028979), (13, 1461938681), (17, 1117953109), (41, 463541533), (91, 208848383), (119, 159707587), (149, 127551697), (221, 85996393), (287, 66220219), (533, 35657041), (697, 27267149), (1043, 18221671), (1547, 12285199), (1937, 9811669), (2011, 9450623), (2533, 7503041), (3731, 5093863), (4879, 3895307), (6109, 3111017), (9061, 2097473), (13559, 1401667), (14077, 1350089), (17731, 1071863), (26143, 726971), (32929, 577157), (34187, 555919), (42763, 444431), (63427, 299639), (79417, 239309), (82451, 230503), (103853, 183001)]