19530081

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 29906240

約数和(自身を除く): 10376159

約数列:

[1, 3, 9, 19, 57, 171, 181, 543, 631, 1629, 1893, 3439, 5679, 10317, 11989, 30951, 35967, 107901, 114211, 342633, 1027899, 2170009, 6510027, 19530081]

約数ペア:

[(1, 19530081), (3, 6510027), (9, 2170009), (19, 1027899), (57, 342633), (171, 114211), (181, 107901), (543, 35967), (631, 30951), (1629, 11989), (1893, 10317), (3439, 5679)]