20610265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2909}}^1$

素因数の和:3036

約数の個数: 16

約数和(自身を含む): 26888400

約数和(自身を除く): 6278135

約数列:

[1, 5, 13, 65, 109, 545, 1417, 2909, 7085, 14545, 37817, 189085, 317081, 1585405, 4122053, 20610265]

約数ペア:

[(1, 20610265), (5, 4122053), (13, 1585405), (65, 317081), (109, 189085), (545, 37817), (1417, 14545), (2909, 7085)]