20920314

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{13567}}^1$

素因数の和:13829

約数の個数: 16

約数和(自身を含む): 42006528

約数和(自身を除く): 21086214

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 13567, 27134, 40701, 81402, 3486719, 6973438, 10460157, 20920314]

約数ペア:

[(1, 20920314), (2, 10460157), (3, 6973438), (6, 3486719), (257, 81402), (514, 40701), (771, 27134), (1542, 13567)]