20828406

素因数分解:

$2^1\times 3^1\times {\mathrm{107}}^1\times {\mathrm{32443}}^1$

素因数の和:32555

約数の個数: 16

約数和(自身を含む): 42047424

約数和(自身を除く): 21219018

約数列:

[1, 2, 3, 6, 107, 214, 321, 642, 32443, 64886, 97329, 194658, 3471401, 6942802, 10414203, 20828406]

約数ペア:

[(1, 20828406), (2, 10414203), (3, 6942802), (6, 3471401), (107, 194658), (214, 97329), (321, 64886), (642, 32443)]