20389611

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{14369}}^1$

素因数の和:14426

約数の個数: 16

約数和(自身を含む): 30349440

約数和(自身を除く): 9959829

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 14369, 43107, 158059, 474177, 617867, 1853601, 6796537, 20389611]

約数ペア:

[(1, 20389611), (3, 6796537), (11, 1853601), (33, 617867), (43, 474177), (129, 158059), (473, 43107), (1419, 14369)]