1620235986

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1942729}}^1$

素因数の和:1942873

約数の個数: 16

約数和(自身を含む): 3263786400

約数和(自身を除く): 1643550414

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 1942729, 3885458, 5828187, 11656374, 270039331, 540078662, 810117993, 1620235986]

約数ペア:

[(1, 1620235986), (2, 810117993), (3, 540078662), (6, 270039331), (139, 11656374), (278, 5828187), (417, 3885458), (834, 1942729)]