209883916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{13513}}^1$

素因数の和:13881

約数の個数: 24

約数和(自身を含む): 401852304

約数和(自身を除く): 191968388

約数列:

[1, 2, 4, 11, 22, 44, 353, 706, 1412, 3883, 7766, 13513, 15532, 27026, 54052, 148643, 297286, 594572, 4770089, 9540178, 19080356, 52470979, 104941958, 209883916]

約数ペア:

[(1, 209883916), (2, 104941958), (4, 52470979), (11, 19080356), (22, 9540178), (44, 4770089), (353, 594572), (706, 297286), (1412, 148643), (3883, 54052), (7766, 27026), (13513, 15532)]