20690944

素因数分解:

$2^{11}\times {\mathrm{10103}}^1$

素因数の和:10125

約数の個数: 24

約数和(自身を含む): 41375880

約数和(自身を除く): 20684936

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10103, 20206, 40412, 80824, 161648, 323296, 646592, 1293184, 2586368, 5172736, 10345472, 20690944]

約数ペア:

[(1, 20690944), (2, 10345472), (4, 5172736), (8, 2586368), (16, 1293184), (32, 646592), (64, 323296), (128, 161648), (256, 80824), (512, 40412), (1024, 20206), (2048, 10103)]