2018676249

素因数分解:

$3^4\times {\mathrm{787}}^1\times {\mathrm{31667}}^1$

素因数の和:32466

約数の個数: 20

約数和(自身を含む): 3019480464

約数和(自身を除く): 1000804215

約数列:

[1, 3, 9, 27, 81, 787, 2361, 7083, 21249, 31667, 63747, 95001, 285003, 855009, 2565027, 24921929, 74765787, 224297361, 672892083, 2018676249]

約数ペア:

[(1, 2018676249), (3, 672892083), (9, 224297361), (27, 74765787), (81, 24921929), (787, 2565027), (2361, 855009), (7083, 285003), (21249, 95001), (31667, 63747)]