20963474

素因数分解:

$2^1\times 7^3\times {\mathrm{30559}}^1$

素因数の和:30582

約数の個数: 16

約数和(自身を含む): 36672000

約数和(自身を除く): 15708526

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 30559, 61118, 213913, 427826, 1497391, 2994782, 10481737, 20963474]

約数ペア:

[(1, 20963474), (2, 10481737), (7, 2994782), (14, 1497391), (49, 427826), (98, 213913), (343, 61118), (686, 30559)]