20719322

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4129}}^1$

素因数の和:4337

約数の個数: 16

約数和(自身を含む): 33651240

約数和(自身を除く): 12931918

約数列:

[1, 2, 13, 26, 193, 386, 2509, 4129, 5018, 8258, 53677, 107354, 796897, 1593794, 10359661, 20719322]

約数ペア:

[(1, 20719322), (2, 10359661), (13, 1593794), (26, 796897), (193, 107354), (386, 53677), (2509, 8258), (4129, 5018)]