20269256

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15737}}^1$

素因数の和:15773

約数の個数: 32

約数和(自身を含む): 45325440

約数和(自身を除く): 25056184

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15737, 31474, 62948, 110159, 125896, 220318, 361951, 440636, 723902, 881272, 1447804, 2533657, 2895608, 5067314, 10134628, 20269256]

約数ペア:

[(1, 20269256), (2, 10134628), (4, 5067314), (7, 2895608), (8, 2533657), (14, 1447804), (23, 881272), (28, 723902), (46, 440636), (56, 361951), (92, 220318), (161, 125896), (184, 110159), (322, 62948), (644, 31474), (1288, 15737)]