13898288

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{20201}}^1$

素因数の和:20252

約数の個数: 20

約数和(自身を含む): 27555528

約数和(自身を除く): 13657240

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 20201, 40402, 80804, 161608, 323216, 868643, 1737286, 3474572, 6949144, 13898288]

約数ペア:

[(1, 13898288), (2, 6949144), (4, 3474572), (8, 1737286), (16, 868643), (43, 323216), (86, 161608), (172, 80804), (344, 40402), (688, 20201)]