39957642

素因数分解:

$2^1\times 3^2\times {\mathrm{2219869}}^1$

素因数の和:2219877

約数の個数: 12

約数和(自身を含む): 86574930

約数和(自身を除く): 46617288

約数列:

[1, 2, 3, 6, 9, 18, 2219869, 4439738, 6659607, 13319214, 19978821, 39957642]

約数ペア:

[(1, 39957642), (2, 19978821), (3, 13319214), (6, 6659607), (9, 4439738), (18, 2219869)]