200804828

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{20549}}^1$

素因数の和:20909

約数の個数: 24

約数和(自身を含む): 402780000

約数和(自身を除く): 201975172

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 9772, 20549, 41098, 82196, 143843, 287686, 575372, 7171601, 14343202, 28686404, 50201207, 100402414, 200804828]

約数ペア:

[(1, 200804828), (2, 100402414), (4, 50201207), (7, 28686404), (14, 14343202), (28, 7171601), (349, 575372), (698, 287686), (1396, 143843), (2443, 82196), (4886, 41098), (9772, 20549)]