19186448

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8627}}^1$

素因数の和:8774

約数の個数: 20

約数和(自身を含む): 37445520

約数和(自身を除く): 18259072

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8627, 17254, 34508, 69016, 138032, 1199153, 2398306, 4796612, 9593224, 19186448]

約数ペア:

[(1, 19186448), (2, 9593224), (4, 4796612), (8, 2398306), (16, 1199153), (139, 138032), (278, 69016), (556, 34508), (1112, 17254), (2224, 8627)]