890679988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{20242727}}^1$

素因数の和:20242742

約数の個数: 12

約数和(自身を含む): 1700389152

約数和(自身を除く): 809709164

約数列:

[1, 2, 4, 11, 22, 44, 20242727, 40485454, 80970908, 222669997, 445339994, 890679988]

約数ペア:

[(1, 890679988), (2, 445339994), (4, 222669997), (11, 80970908), (22, 40485454), (44, 20242727)]