20550512

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{31327}}^1$

素因数の和:31376

約数の個数: 20

約数和(自身を含む): 40789056

約数和(自身を除く): 20238544

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 31327, 62654, 125308, 250616, 501232, 1284407, 2568814, 5137628, 10275256, 20550512]

約数ペア:

[(1, 20550512), (2, 10275256), (4, 5137628), (8, 2568814), (16, 1284407), (41, 501232), (82, 250616), (164, 125308), (328, 62654), (656, 31327)]