20995804

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{169321}}^1$

素因数の和:169356

約数の個数: 12

約数和(自身を含む): 37928128

約数和(自身を除く): 16932324

約数列:

[1, 2, 4, 31, 62, 124, 169321, 338642, 677284, 5248951, 10497902, 20995804]

約数ペア:

[(1, 20995804), (2, 10497902), (4, 5248951), (31, 677284), (62, 338642), (124, 169321)]