66821924

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{98849}}^1$

素因数の和:98879

約数の個数: 18

約数和(自身を含む): 126626850

約数和(自身を除く): 59804926

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 98849, 197698, 395396, 1285037, 2570074, 5140148, 16705481, 33410962, 66821924]

約数ペア:

[(1, 66821924), (2, 33410962), (4, 16705481), (13, 5140148), (26, 2570074), (52, 1285037), (169, 395396), (338, 197698), (676, 98849)]