19238824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{218623}}^1$

素因数の和:218640

約数の個数: 16

約数和(自身を含む): 39352320

約数和(自身を除く): 20113496

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 218623, 437246, 874492, 1748984, 2404853, 4809706, 9619412, 19238824]

約数ペア:

[(1, 19238824), (2, 9619412), (4, 4809706), (8, 2404853), (11, 1748984), (22, 874492), (44, 437246), (88, 218623)]