20914548

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{2719}}^1$

素因数の和:3367

約数の個数: 24

約数和(自身を含む): 48894720

約数和(自身を除く): 27980172

約数列:

[1, 2, 3, 4, 6, 12, 641, 1282, 1923, 2564, 2719, 3846, 5438, 7692, 8157, 10876, 16314, 32628, 1742879, 3485758, 5228637, 6971516, 10457274, 20914548]

約数ペア:

[(1, 20914548), (2, 10457274), (3, 6971516), (4, 5228637), (6, 3485758), (12, 1742879), (641, 32628), (1282, 16314), (1923, 10876), (2564, 8157), (2719, 7692), (3846, 5438)]