18730929

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{20743}}^1$

素因数の和:20796

約数の個数: 16

約数和(自身を含む): 29207552

約数和(自身を除く): 10476623

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 20743, 62229, 145201, 435603, 891949, 2675847, 6243643, 18730929]

約数ペア:

[(1, 18730929), (3, 6243643), (7, 2675847), (21, 891949), (43, 435603), (129, 145201), (301, 62229), (903, 20743)]