20753673

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 28136640

約数和(自身を除く): 7382967

約数列:

[1, 3, 139, 157, 317, 417, 471, 951, 21823, 44063, 49769, 65469, 132189, 149307, 6917891, 20753673]

約数ペア:

[(1, 20753673), (3, 6917891), (139, 149307), (157, 132189), (317, 65469), (417, 49769), (471, 44063), (951, 21823)]