20922064

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6571}}^1$

素因数の和:6778

約数の個数: 20

約数和(自身を含む): 40746400

約数和(自身を除く): 19824336

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6571, 13142, 26284, 52568, 105136, 1307629, 2615258, 5230516, 10461032, 20922064]

約数ペア:

[(1, 20922064), (2, 10461032), (4, 5230516), (8, 2615258), (16, 1307629), (199, 105136), (398, 52568), (796, 26284), (1592, 13142), (3184, 6571)]