20567755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2903}}^1$

素因数の和:3030

約数の個数: 16

約数和(自身を含む): 26832960

約数和(自身を除く): 6265205

約数列:

[1, 5, 13, 65, 109, 545, 1417, 2903, 7085, 14515, 37739, 188695, 316427, 1582135, 4113551, 20567755]

約数ペア:

[(1, 20567755), (5, 4113551), (13, 1582135), (65, 316427), (109, 188695), (545, 37739), (1417, 14515), (2903, 7085)]