20825104

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{11941}}^1$

素因数の和:12058

約数の個数: 20

約数和(自身を含む): 40722220

約数和(自身を除く): 19897116

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 11941, 23882, 47764, 95528, 191056, 1301569, 2603138, 5206276, 10412552, 20825104]

約数ペア:

[(1, 20825104), (2, 10412552), (4, 5206276), (8, 2603138), (16, 1301569), (109, 191056), (218, 95528), (436, 47764), (872, 23882), (1744, 11941)]