18883017

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{36809}}^1$

素因数の和:36837

約数の個数: 16

約数和(自身を含む): 29448000

約数和(自身を除く): 10564983

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 36809, 110427, 331281, 699371, 993843, 2098113, 6294339, 18883017]

約数ペア:

[(1, 18883017), (3, 6294339), (9, 2098113), (19, 993843), (27, 699371), (57, 331281), (171, 110427), (513, 36809)]