20496742

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39569}}^1$

素因数の和:39615

約数の個数: 16

約数和(自身を含む): 36087840

約数和(自身を除く): 15591098

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 39569, 79138, 276983, 553966, 1464053, 2928106, 10248371, 20496742]

約数ペア:

[(1, 20496742), (2, 10248371), (7, 2928106), (14, 1464053), (37, 553966), (74, 276983), (259, 79138), (518, 39569)]