20109152

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{839}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 45722880

約数和(自身を除く): 25613728

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 839, 856, 1498, 1678, 1712, 2996, 3356, 3424, 5873, 5992, 6712, 11746, 11984, 13424, 23492, 23968, 26848, 46984, 89773, 93968, 179546, 187936, 359092, 628411, 718184, 1256822, 1436368, 2513644, 2872736, 5027288, 10054576, 20109152]

約数ペア:

[(1, 20109152), (2, 10054576), (4, 5027288), (7, 2872736), (8, 2513644), (14, 1436368), (16, 1256822), (28, 718184), (32, 628411), (56, 359092), (107, 187936), (112, 179546), (214, 93968), (224, 89773), (428, 46984), (749, 26848), (839, 23968), (856, 23492), (1498, 13424), (1678, 11984), (1712, 11746), (2996, 6712), (3356, 5992), (3424, 5873)]