20803664

素因数分解:

$2^4\times 7^1\times {\mathrm{185747}}^1$

素因数の和:185762

約数の個数: 20

約数和(自身を含む): 46065504

約数和(自身を除く): 25261840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 185747, 371494, 742988, 1300229, 1485976, 2600458, 2971952, 5200916, 10401832, 20803664]

約数ペア:

[(1, 20803664), (2, 10401832), (4, 5200916), (7, 2971952), (8, 2600458), (14, 1485976), (16, 1300229), (28, 742988), (56, 371494), (112, 185747)]