20802292

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7213}}^1$

素因数の和:7327

約数の個数: 24

約数和(自身を含む): 42014336

約数和(自身を除く): 21212044

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7213, 14426, 28852, 50491, 100982, 201964, 742939, 1485878, 2971756, 5200573, 10401146, 20802292]

約数ペア:

[(1, 20802292), (2, 10401146), (4, 5200573), (7, 2971756), (14, 1485878), (28, 742939), (103, 201964), (206, 100982), (412, 50491), (721, 28852), (1442, 14426), (2884, 7213)]