18211954

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{5417}}^1$

素因数の和:5501

約数の個数: 12

約数和(自身を含む): 28005642

約数和(自身を除く): 9793688

約数列:

[1, 2, 41, 82, 1681, 3362, 5417, 10834, 222097, 444194, 9105977, 18211954]

約数ペア:

[(1, 18211954), (2, 9105977), (41, 444194), (82, 222097), (1681, 10834), (3362, 5417)]