20914879

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 23327136

約数和(自身を除く): 2412257

約数列:

[1, 17, 37, 41, 629, 697, 811, 1517, 13787, 25789, 30007, 33251, 510119, 565267, 1230287, 20914879]

約数ペア:

[(1, 20914879), (17, 1230287), (37, 565267), (41, 510119), (629, 33251), (697, 30007), (811, 25789), (1517, 13787)]