18638872

素因数分解:

$2^3\times 7^1\times {\mathrm{332837}}^1$

素因数の和:332850

約数の個数: 16

約数和(自身を含む): 39940560

約数和(自身を除く): 21301688

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 332837, 665674, 1331348, 2329859, 2662696, 4659718, 9319436, 18638872]

約数ペア:

[(1, 18638872), (2, 9319436), (4, 4659718), (7, 2662696), (8, 2329859), (14, 1331348), (28, 665674), (56, 332837)]