20354854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{16657}}^1$

素因数の和:16719

約数の個数: 16

約数和(自身を含む): 33582528

約数和(自身を除く): 13227674

約数列:

[1, 2, 13, 26, 47, 94, 611, 1222, 16657, 33314, 216541, 433082, 782879, 1565758, 10177427, 20354854]

約数ペア:

[(1, 20354854), (2, 10177427), (13, 1565758), (26, 782879), (47, 433082), (94, 216541), (611, 33314), (1222, 16657)]