19408592

素因数分解:

$2^4\times 7^1\times {\mathrm{173291}}^1$

素因数の和:173306

約数の個数: 20

約数和(自身を含む): 42976416

約数和(自身を除く): 23567824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173291, 346582, 693164, 1213037, 1386328, 2426074, 2772656, 4852148, 9704296, 19408592]

約数ペア:

[(1, 19408592), (2, 9704296), (4, 4852148), (7, 2772656), (8, 2426074), (14, 1386328), (16, 1213037), (28, 693164), (56, 346582), (112, 173291)]