20146938

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 51710400

約数和(自身を除く): 31563462

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 49, 51, 58, 87, 98, 102, 119, 139, 147, 174, 203, 238, 278, 294, 357, 406, 417, 493, 609, 714, 833, 834, 973, 986, 1218, 1421, 1479, 1666, 1946, 2363, 2499, 2842, 2919, 2958, 3451, 4031, 4263, 4726, 4998, 5838, 6811, 6902, 7089, 8062, 8526, 10353, 12093, 13622, 14178, 16541, 20433, 20706, 24157, 24186, 28217, 33082, 40866, 48314, 49623, 56434, 68527, 72471, 84651, 99246, 115787, 137054, 144942, 169302, 197519, 205581, 231574, 347361, 395038, 411162, 479689, 592557, 694722, 959378, 1185114, 1439067, 2878134, 3357823, 6715646, 10073469, 20146938]

約数ペア:

[(1, 20146938), (2, 10073469), (3, 6715646), (6, 3357823), (7, 2878134), (14, 1439067), (17, 1185114), (21, 959378), (29, 694722), (34, 592557), (42, 479689), (49, 411162), (51, 395038), (58, 347361), (87, 231574), (98, 205581), (102, 197519), (119, 169302), (139, 144942), (147, 137054), (174, 115787), (203, 99246), (238, 84651), (278, 72471), (294, 68527), (357, 56434), (406, 49623), (417, 48314), (493, 40866), (609, 33082), (714, 28217), (833, 24186), (834, 24157), (973, 20706), (986, 20433), (1218, 16541), (1421, 14178), (1479, 13622), (1666, 12093), (1946, 10353), (2363, 8526), (2499, 8062), (2842, 7089), (2919, 6902), (2958, 6811), (3451, 5838), (4031, 4998), (4263, 4726)]