821840464

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{480047}}^1$

素因数の和:480162

約数の個数: 20

約数和(自身を含む): 1607200704

約数和(自身を除く): 785360240

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 480047, 960094, 1920188, 3840376, 7680752, 51365029, 102730058, 205460116, 410920232, 821840464]

約数ペア:

[(1, 821840464), (2, 410920232), (4, 205460116), (8, 102730058), (16, 51365029), (107, 7680752), (214, 3840376), (428, 1920188), (856, 960094), (1712, 480047)]