20700555

素因数分解:

$3^1\times 5^1\times {\mathrm{587}}^1\times {\mathrm{2351}}^1$

素因数の和:2946

約数の個数: 16

約数和(自身を含む): 33191424

約数和(自身を除く): 12490869

約数列:

[1, 3, 5, 15, 587, 1761, 2351, 2935, 7053, 8805, 11755, 35265, 1380037, 4140111, 6900185, 20700555]

約数ペア:

[(1, 20700555), (3, 6900185), (5, 4140111), (15, 1380037), (587, 35265), (1761, 11755), (2351, 8805), (2935, 7053)]