19283427

素因数分解:

$3^4\times {\mathrm{317}}^1\times {\mathrm{751}}^1$

素因数の和:1080

約数の個数: 20

約数和(自身を含む): 28935456

約数和(自身を除く): 9652029

約数列:

[1, 3, 9, 27, 81, 317, 751, 951, 2253, 2853, 6759, 8559, 20277, 25677, 60831, 238067, 714201, 2142603, 6427809, 19283427]

約数ペア:

[(1, 19283427), (3, 6427809), (9, 2142603), (27, 714201), (81, 238067), (317, 60831), (751, 25677), (951, 20277), (2253, 8559), (2853, 6759)]