19949888

素因数分解:

$2^6\times 7^1\times {\mathrm{44531}}^1$

素因数の和:44550

約数の個数: 28

約数和(自身を含む): 45244512

約数和(自身を除く): 25294624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 44531, 89062, 178124, 311717, 356248, 623434, 712496, 1246868, 1424992, 2493736, 2849984, 4987472, 9974944, 19949888]

約数ペア:

[(1, 19949888), (2, 9974944), (4, 4987472), (7, 2849984), (8, 2493736), (14, 1424992), (16, 1246868), (28, 712496), (32, 623434), (56, 356248), (64, 311717), (112, 178124), (224, 89062), (448, 44531)]