20328429

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16649}}^1$

素因数の和:16700

約数の個数: 16

約数和(自身を含む): 30369600

約数和(自身を除く): 10041171

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 16649, 49947, 183139, 549417, 616013, 1848039, 6776143, 20328429]

約数ペア:

[(1, 20328429), (3, 6776143), (11, 1848039), (33, 616013), (37, 549417), (111, 183139), (407, 49947), (1221, 16649)]