20502464

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{2939}}^1$

素因数の和:3060

約数の個数: 28

約数和(自身を含む): 41071800

約数和(自身を除く): 20569336

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 2939, 3488, 5878, 6976, 11756, 23512, 47024, 94048, 188096, 320351, 640702, 1281404, 2562808, 5125616, 10251232, 20502464]

約数ペア:

[(1, 20502464), (2, 10251232), (4, 5125616), (8, 2562808), (16, 1281404), (32, 640702), (64, 320351), (109, 188096), (218, 94048), (436, 47024), (872, 23512), (1744, 11756), (2939, 6976), (3488, 5878)]