18493888

素因数分解:

$2^6\times 7^1\times {\mathrm{41281}}^1$

素因数の和:41300

約数の個数: 28

約数和(自身を含む): 41942512

約数和(自身を除く): 23448624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 41281, 82562, 165124, 288967, 330248, 577934, 660496, 1155868, 1320992, 2311736, 2641984, 4623472, 9246944, 18493888]

約数ペア:

[(1, 18493888), (2, 9246944), (4, 4623472), (7, 2641984), (8, 2311736), (14, 1320992), (16, 1155868), (28, 660496), (32, 577934), (56, 330248), (64, 288967), (112, 165124), (224, 82562), (448, 41281)]