20866206

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{65617}}^1$

素因数の和:65675

約数の個数: 16

約数和(自身を含む): 42520464

約数和(自身を除く): 21654258

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 65617, 131234, 196851, 393702, 3477701, 6955402, 10433103, 20866206]

約数ペア:

[(1, 20866206), (2, 10433103), (3, 6955402), (6, 3477701), (53, 393702), (106, 196851), (159, 131234), (318, 65617)]