20925095219

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{262657}}^1$

素因数の和:263282

約数の個数: 16

約数和(自身を含む): 25215168000

約数和(自身を除く): 4290072781

約数列:

[1, 7, 19, 133, 599, 4193, 11381, 79667, 262657, 1838599, 4990483, 34933381, 157331543, 1101320801, 2989299317, 20925095219]

約数ペア:

[(1, 20925095219), (7, 2989299317), (19, 1101320801), (133, 157331543), (599, 34933381), (4193, 4990483), (11381, 1838599), (79667, 262657)]