20557454

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1523}}^1$

素因数の和:1939

約数の個数: 16

約数和(自身を含む): 32753808

約数和(自身を除く): 12196354

約数列:

[1, 2, 17, 34, 397, 794, 1523, 3046, 6749, 13498, 25891, 51782, 604631, 1209262, 10278727, 20557454]

約数ペア:

[(1, 20557454), (2, 10278727), (17, 1209262), (34, 604631), (397, 51782), (794, 25891), (1523, 13498), (3046, 6749)]