18886914886

素因数分解:

$2^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{1467971}}^1$

素因数の和:1468899

約数の個数: 16

約数和(自身を含む): 32412821760

約数和(自身を除く): 13525906874

約数列:

[1, 2, 7, 14, 919, 1838, 6433, 12866, 1467971, 2935942, 10275797, 20551594, 1349065349, 2698130698, 9443457443, 18886914886]

約数ペア:

[(1, 18886914886), (2, 9443457443), (7, 2698130698), (14, 1349065349), (919, 20551594), (1838, 10275797), (6433, 2935942), (12866, 1467971)]