2019776787

素因数分解:

$3^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{66931}}^1$

素因数の和:67423

約数の個数: 24

約数和(自身を含む): 3341245440

約数和(自身を除く): 1321468653

約数列:

[1, 3, 7, 9, 21, 63, 479, 1437, 3353, 4311, 10059, 30177, 66931, 200793, 468517, 602379, 1405551, 4216653, 32059949, 96179847, 224419643, 288539541, 673258929, 2019776787]

約数ペア:

[(1, 2019776787), (3, 673258929), (7, 288539541), (9, 224419643), (21, 96179847), (63, 32059949), (479, 4216653), (1437, 1405551), (3353, 602379), (4311, 468517), (10059, 200793), (30177, 66931)]