20157392

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{11149}}^1$

素因数の和:11270

約数の個数: 20

約数和(自身を含む): 39404100

約数和(自身を除く): 19246708

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 11149, 22298, 44596, 89192, 178384, 1259837, 2519674, 5039348, 10078696, 20157392]

約数ペア:

[(1, 20157392), (2, 10078696), (4, 5039348), (8, 2519674), (16, 1259837), (113, 178384), (226, 89192), (452, 44596), (904, 22298), (1808, 11149)]