51523888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{247711}}^1$

素因数の和:247732

約数の個数: 20

約数和(自身を含む): 107507008

約数和(自身を除く): 55983120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 247711, 495422, 990844, 1981688, 3220243, 3963376, 6440486, 12880972, 25761944, 51523888]

約数ペア:

[(1, 51523888), (2, 25761944), (4, 12880972), (8, 6440486), (13, 3963376), (16, 3220243), (26, 1981688), (52, 990844), (104, 495422), (208, 247711)]