18890682

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{136889}}^1$

素因数の和:136917

約数の個数: 16

約数和(自身を含む): 39424320

約数和(自身を除く): 20533638

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 136889, 273778, 410667, 821334, 3148447, 6296894, 9445341, 18890682]

約数ペア:

[(1, 18890682), (2, 9445341), (3, 6296894), (6, 3148447), (23, 821334), (46, 410667), (69, 273778), (138, 136889)]