12749776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61297}}^1$

素因数の和:61318

約数の個数: 20

約数和(自身を含む): 26603332

約数和(自身を除く): 13853556

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61297, 122594, 245188, 490376, 796861, 980752, 1593722, 3187444, 6374888, 12749776]

約数ペア:

[(1, 12749776), (2, 6374888), (4, 3187444), (8, 1593722), (13, 980752), (16, 796861), (26, 490376), (52, 245188), (104, 122594), (208, 61297)]