51218492

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{75767}}^1$

素因数の和:75797

約数の個数: 18

約数和(自身を含む): 97058808

約数和(自身を除く): 45840316

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 75767, 151534, 303068, 984971, 1969942, 3939884, 12804623, 25609246, 51218492]

約数ペア:

[(1, 51218492), (2, 25609246), (4, 12804623), (13, 3939884), (26, 1969942), (52, 984971), (169, 303068), (338, 151534), (676, 75767)]