20747152

素因数分解:

$2^4\times {\mathrm{1069}}^1\times {\mathrm{1213}}^1$

素因数の和:2290

約数の個数: 20

約数和(自身を含む): 40268380

約数和(自身を除く): 19521228

約数列:

[1, 2, 4, 8, 16, 1069, 1213, 2138, 2426, 4276, 4852, 8552, 9704, 17104, 19408, 1296697, 2593394, 5186788, 10373576, 20747152]

約数ペア:

[(1, 20747152), (2, 10373576), (4, 5186788), (8, 2593394), (16, 1296697), (1069, 19408), (1213, 17104), (2138, 9704), (2426, 8552), (4276, 4852)]