202103408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{971651}}^1$

素因数の和:971672

約数の個数: 20

約数和(自身を含む): 421696968

約数和(自身を除く): 219593560

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 971651, 1943302, 3886604, 7773208, 12631463, 15546416, 25262926, 50525852, 101051704, 202103408]

約数ペア:

[(1, 202103408), (2, 101051704), (4, 50525852), (8, 25262926), (13, 15546416), (16, 12631463), (26, 7773208), (52, 3886604), (104, 1943302), (208, 971651)]