20674731

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89501}}^1$

素因数の和:89522

約数の個数: 16

約数和(自身を含む): 34368768

約数和(自身を除く): 13694037

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 89501, 268503, 626507, 984511, 1879521, 2953533, 6891577, 20674731]

約数ペア:

[(1, 20674731), (3, 6891577), (7, 2953533), (11, 1879521), (21, 984511), (33, 626507), (77, 268503), (231, 89501)]