20945156946

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{498694213}}^1$

素因数の和:498694225

約数の個数: 16

約数和(自身を含む): 47874644544

約数和(自身を除く): 26929487598

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 498694213, 997388426, 1496082639, 2992165278, 3490859491, 6981718982, 10472578473, 20945156946]

約数ペア:

[(1, 20945156946), (2, 10472578473), (3, 6981718982), (6, 3490859491), (7, 2992165278), (14, 1496082639), (21, 997388426), (42, 498694213)]