20012426

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5981}}^1$

素因数の和:6229

約数の個数: 16

約数和(自身を含む): 34456320

約数和(自身を除く): 14443894

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 5981, 11962, 41867, 83734, 1429459, 2858918, 10006213, 20012426]

約数ペア:

[(1, 20012426), (2, 10006213), (7, 2858918), (14, 1429459), (239, 83734), (478, 41867), (1673, 11962), (3346, 5981)]