20888378

素因数分解:

$2^1\times 7^1\times {\mathrm{449}}^1\times {\mathrm{3323}}^1$

素因数の和:3781

約数の個数: 16

約数和(自身を含む): 35899200

約数和(自身を除く): 15010822

約数列:

[1, 2, 7, 14, 449, 898, 3143, 3323, 6286, 6646, 23261, 46522, 1492027, 2984054, 10444189, 20888378]

約数ペア:

[(1, 20888378), (2, 10444189), (7, 2984054), (14, 1492027), (449, 46522), (898, 23261), (3143, 6646), (3323, 6286)]