19483216

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{20639}}^1$

素因数の和:20706

約数の個数: 20

約数和(自身を含む): 38390400

約数和(自身を除く): 18907184

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 20639, 41278, 82556, 165112, 330224, 1217701, 2435402, 4870804, 9741608, 19483216]

約数ペア:

[(1, 19483216), (2, 9741608), (4, 4870804), (8, 2435402), (16, 1217701), (59, 330224), (118, 165112), (236, 82556), (472, 41278), (944, 20639)]