19371447

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{13537}}^1$

素因数の和:13599

約数の個数: 16

約数和(自身を含む): 29242080

約数和(自身を除く): 9870633

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 13537, 40611, 121833, 365499, 717461, 2152383, 6457149, 19371447]

約数ペア:

[(1, 19371447), (3, 6457149), (9, 2152383), (27, 717461), (53, 365499), (159, 121833), (477, 40611), (1431, 13537)]