19830663

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{5209}}^1$

素因数の和:5268

約数の個数: 20

約数和(自身を含む): 30259680

約数和(自身を除く): 10429017

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 5209, 15627, 46881, 140643, 244823, 421929, 734469, 2203407, 6610221, 19830663]

約数ペア:

[(1, 19830663), (3, 6610221), (9, 2203407), (27, 734469), (47, 421929), (81, 244823), (141, 140643), (423, 46881), (1269, 15627), (3807, 5209)]