20802586

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{24359}}^1$

素因数の和:24429

約数の個数: 16

約数和(自身を含む): 36247680

約数和(自身を除く): 15445094

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 24359, 48718, 170513, 341026, 1485899, 2971798, 10401293, 20802586]

約数ペア:

[(1, 20802586), (2, 10401293), (7, 2971798), (14, 1485899), (61, 341026), (122, 170513), (427, 48718), (854, 24359)]