20576584

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{3371}}^1$

素因数の和:3493

約数の個数: 32

約数和(自身を含む): 44510400

約数和(自身を除く): 23933816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 436, 763, 872, 1526, 3052, 3371, 6104, 6742, 13484, 23597, 26968, 47194, 94388, 188776, 367439, 734878, 1469756, 2572073, 2939512, 5144146, 10288292, 20576584]

約数ペア:

[(1, 20576584), (2, 10288292), (4, 5144146), (7, 2939512), (8, 2572073), (14, 1469756), (28, 734878), (56, 367439), (109, 188776), (218, 94388), (436, 47194), (763, 26968), (872, 23597), (1526, 13484), (3052, 6742), (3371, 6104)]