20582891

素因数分解:

$7^2\times {\mathrm{101}}^1\times {\mathrm{4159}}^1$

素因数の和:4274

約数の個数: 12

約数和(自身を含む): 24186240

約数和(自身を除く): 3603349

約数列:

[1, 7, 49, 101, 707, 4159, 4949, 29113, 203791, 420059, 2940413, 20582891]

約数ペア:

[(1, 20582891), (7, 2940413), (49, 420059), (101, 203791), (707, 29113), (4159, 4949)]