20970374

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1\times {\mathrm{313}}^1$

素因数の和:695

約数の個数: 16

約数和(自身を含む): 31914960

約数和(自身を除く): 10944586

約数列:

[1, 2, 139, 241, 278, 313, 482, 626, 33499, 43507, 66998, 75433, 87014, 150866, 10485187, 20970374]

約数ペア:

[(1, 20970374), (2, 10485187), (139, 150866), (241, 87014), (278, 75433), (313, 66998), (482, 43507), (626, 33499)]