438468656

素因数分解:

$2^4\times {\mathrm{1999}}^1\times {\mathrm{13709}}^1$

素因数の和:15716

約数の個数: 20

約数和(自身を含む): 850020000

約数和(自身を除く): 411551344

約数列:

[1, 2, 4, 8, 16, 1999, 3998, 7996, 13709, 15992, 27418, 31984, 54836, 109672, 219344, 27404291, 54808582, 109617164, 219234328, 438468656]

約数ペア:

[(1, 438468656), (2, 219234328), (4, 109617164), (8, 54808582), (16, 27404291), (1999, 219344), (3998, 109672), (7996, 54836), (13709, 31984), (15992, 27418)]