20946884

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20219}}^1$

素因数の和:20267

約数の個数: 24

約数和(自身を含む): 43028160

約数和(自身を除く): 22081276

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20219, 40438, 80876, 141533, 283066, 566132, 748103, 1496206, 2992412, 5236721, 10473442, 20946884]

約数ペア:

[(1, 20946884), (2, 10473442), (4, 5236721), (7, 2992412), (14, 1496206), (28, 748103), (37, 566132), (74, 283066), (148, 141533), (259, 80876), (518, 40438), (1036, 20219)]