2081404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{3079}}^1$

素因数の和:3109

約数の個数: 18

約数和(自身を含む): 3945480

約数和(自身を除く): 1864076

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 3079, 6158, 12316, 40027, 80054, 160108, 520351, 1040702, 2081404]

約数ペア:

[(1, 2081404), (2, 1040702), (4, 520351), (13, 160108), (26, 80054), (52, 40027), (169, 12316), (338, 6158), (676, 3079)]