2080821428

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1728257}}^1$

素因数の和:1728311

約数の個数: 24

約数和(自身を含む): 4258427712

約数和(自身を除く): 2177606284

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 1728257, 3456514, 6913028, 12097799, 24195598, 48391196, 74315051, 148630102, 297260204, 520205357, 1040410714, 2080821428]

約数ペア:

[(1, 2080821428), (2, 1040410714), (4, 520205357), (7, 297260204), (14, 148630102), (28, 74315051), (43, 48391196), (86, 24195598), (172, 12097799), (301, 6913028), (602, 3456514), (1204, 1728257)]