20513514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{488417}}^1$

素因数の和:488429

約数の個数: 16

約数和(自身を含む): 46888128

約数和(自身を除く): 26374614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 488417, 976834, 1465251, 2930502, 3418919, 6837838, 10256757, 20513514]

約数ペア:

[(1, 20513514), (2, 10256757), (3, 6837838), (6, 3418919), (7, 2930502), (14, 1465251), (21, 976834), (42, 488417)]