19665026199

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1412413}}^1$

素因数の和:1412456

約数の個数: 48

約数和(自身を含む): 37016546112

約数和(自身を除く): 17351519913

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 13923, 1412413, 4237239, 9886891, 12711717, 18361369, 24011021, 29660673, 55084107, 72033063, 88982019, 128529583, 165252321, 168077147, 216099189, 312143273, 385588749, 504231441, 936429819, 1156766247, 1512694323, 2185002911, 2809289457, 6555008733, 19665026199]

約数ペア:

[(1, 19665026199), (3, 6555008733), (7, 2809289457), (9, 2185002911), (13, 1512694323), (17, 1156766247), (21, 936429819), (39, 504231441), (51, 385588749), (63, 312143273), (91, 216099189), (117, 168077147), (119, 165252321), (153, 128529583), (221, 88982019), (273, 72033063), (357, 55084107), (663, 29660673), (819, 24011021), (1071, 18361369), (1547, 12711717), (1989, 9886891), (4641, 4237239), (13923, 1412413)]