19250396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{437509}}^1$

素因数の和:437524

約数の個数: 12

約数和(自身を含む): 36750840

約数和(自身を除く): 17500444

約数列:

[1, 2, 4, 11, 22, 44, 437509, 875018, 1750036, 4812599, 9625198, 19250396]

約数ペア:

[(1, 19250396), (2, 9625198), (4, 4812599), (11, 1750036), (22, 875018), (44, 437509)]