1997523344

素因数分解:

$2^4\times {\mathrm{281}}^1\times {\mathrm{444289}}^1$

素因数の和:444578

約数の個数: 20

約数和(自身を含む): 3883983180

約数和(自身を除く): 1886459836

約数列:

[1, 2, 4, 8, 16, 281, 562, 1124, 2248, 4496, 444289, 888578, 1777156, 3554312, 7108624, 124845209, 249690418, 499380836, 998761672, 1997523344]

約数ペア:

[(1, 1997523344), (2, 998761672), (4, 499380836), (8, 249690418), (16, 124845209), (281, 7108624), (562, 3554312), (1124, 1777156), (2248, 888578), (4496, 444289)]