20984646

素因数分解:

$2^1\times 3^1\times {\mathrm{887}}^1\times {\mathrm{3943}}^1$

素因数の和:4835

約数の個数: 16

約数和(自身を含む): 42027264

約数和(自身を除く): 21042618

約数列:

[1, 2, 3, 6, 887, 1774, 2661, 3943, 5322, 7886, 11829, 23658, 3497441, 6994882, 10492323, 20984646]

約数ペア:

[(1, 20984646), (2, 10492323), (3, 6994882), (6, 3497441), (887, 23658), (1774, 11829), (2661, 7886), (3943, 5322)]