20299216

素因数分解:

$2^4\times 7^1\times {\mathrm{181243}}^1$

素因数の和:181258

約数の個数: 20

約数和(自身を含む): 44948512

約数和(自身を除く): 24649296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 181243, 362486, 724972, 1268701, 1449944, 2537402, 2899888, 5074804, 10149608, 20299216]

約数ペア:

[(1, 20299216), (2, 10149608), (4, 5074804), (7, 2899888), (8, 2537402), (14, 1449944), (16, 1268701), (28, 724972), (56, 362486), (112, 181243)]