20419024

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11927}}^1$

素因数の和:12042

約数の個数: 20

約数和(自身を含む): 39934944

約数和(自身を除く): 19515920

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11927, 23854, 47708, 95416, 190832, 1276189, 2552378, 5104756, 10209512, 20419024]

約数ペア:

[(1, 20419024), (2, 10209512), (4, 5104756), (8, 2552378), (16, 1276189), (107, 190832), (214, 95416), (428, 47708), (856, 23854), (1712, 11927)]