20395732

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{19687}}^1$

素因数の和:19735

約数の個数: 24

約数和(自身を含む): 41896064

約数和(自身を除く): 21500332

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 19687, 39374, 78748, 137809, 275618, 551236, 728419, 1456838, 2913676, 5098933, 10197866, 20395732]

約数ペア:

[(1, 20395732), (2, 10197866), (4, 5098933), (7, 2913676), (14, 1456838), (28, 728419), (37, 551236), (74, 275618), (148, 137809), (259, 78748), (518, 39374), (1036, 19687)]