18956787

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1594

約数の個数: 16

約数和(自身を含む): 26069760

約数和(自身を除く): 7112973

約数列:

[1, 3, 61, 71, 183, 213, 1459, 4331, 4377, 12993, 88999, 103589, 266997, 310767, 6318929, 18956787]

約数ペア:

[(1, 18956787), (3, 6318929), (61, 310767), (71, 266997), (183, 103589), (213, 88999), (1459, 12993), (4331, 4377)]