199974412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4544873}}^1$

素因数の和:4544888

約数の個数: 12

約数和(自身を含む): 381769416

約数和(自身を除く): 181795004

約数列:

[1, 2, 4, 11, 22, 44, 4544873, 9089746, 18179492, 49993603, 99987206, 199974412]

約数ペア:

[(1, 199974412), (2, 99987206), (4, 49993603), (11, 18179492), (22, 9089746), (44, 4544873)]