20185113410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197101}}^1$

素因数の和:197152

約数の個数: 96

約数和(自身を含む): 48534396480

約数和(自身を除く): 28349283070

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 49, 55, 70, 77, 95, 98, 110, 133, 154, 190, 209, 245, 266, 385, 418, 490, 539, 665, 770, 931, 1045, 1078, 1330, 1463, 1862, 2090, 2695, 2926, 4655, 5390, 7315, 9310, 10241, 14630, 20482, 51205, 102410, 197101, 394202, 985505, 1379707, 1971010, 2168111, 2759414, 3744919, 4336222, 6898535, 7489838, 9657949, 10840555, 13797070, 15176777, 18724595, 19315898, 21681110, 26214433, 30353554, 37449190, 41194109, 48289745, 52428866, 75883885, 82388218, 96579490, 106237439, 131072165, 151767770, 183501031, 205970545, 212474878, 262144330, 288358763, 367002062, 411941090, 531187195, 576717526, 917505155, 1062374390, 1441793815, 1835010310, 2018511341, 2883587630, 4037022682, 10092556705, 20185113410]

約数ペア:

[(1, 20185113410), (2, 10092556705), (5, 4037022682), (7, 2883587630), (10, 2018511341), (11, 1835010310), (14, 1441793815), (19, 1062374390), (22, 917505155), (35, 576717526), (38, 531187195), (49, 411941090), (55, 367002062), (70, 288358763), (77, 262144330), (95, 212474878), (98, 205970545), (110, 183501031), (133, 151767770), (154, 131072165), (190, 106237439), (209, 96579490), (245, 82388218), (266, 75883885), (385, 52428866), (418, 48289745), (490, 41194109), (539, 37449190), (665, 30353554), (770, 26214433), (931, 21681110), (1045, 19315898), (1078, 18724595), (1330, 15176777), (1463, 13797070), (1862, 10840555), (2090, 9657949), (2695, 7489838), (2926, 6898535), (4655, 4336222), (5390, 3744919), (7315, 2759414), (9310, 2168111), (10241, 1971010), (14630, 1379707), (20482, 985505), (51205, 394202), (102410, 197101)]