2188888

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1619}}^1$

素因数の和:1651

約数の個数: 24

約数和(自身を含む): 4446900

約数和(自身を除く): 2258012

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1619, 3238, 6476, 12952, 21047, 42094, 84188, 168376, 273611, 547222, 1094444, 2188888]

約数ペア:

[(1, 2188888), (2, 1094444), (4, 547222), (8, 273611), (13, 168376), (26, 84188), (52, 42094), (104, 21047), (169, 12952), (338, 6476), (676, 3238), (1352, 1619)]