20910858

素因数分解:

$2^1\times 3^1\times {\mathrm{137}}^1\times {\mathrm{25439}}^1$

素因数の和:25581

約数の個数: 16

約数和(自身を含む): 42128640

約数和(自身を除く): 21217782

約数列:

[1, 2, 3, 6, 137, 274, 411, 822, 25439, 50878, 76317, 152634, 3485143, 6970286, 10455429, 20910858]

約数ペア:

[(1, 20910858), (2, 10455429), (3, 6970286), (6, 3485143), (137, 152634), (274, 76317), (411, 50878), (822, 25439)]