19031787

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1613}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 30988800

約数和(自身を除く): 11957013

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 1613, 3933, 4839, 11799, 14517, 30647, 37099, 43551, 91941, 111297, 275823, 333891, 704881, 827469, 1001673, 2114643, 6343929, 19031787]

約数ペア:

[(1, 19031787), (3, 6343929), (9, 2114643), (19, 1001673), (23, 827469), (27, 704881), (57, 333891), (69, 275823), (171, 111297), (207, 91941), (437, 43551), (513, 37099), (621, 30647), (1311, 14517), (1613, 11799), (3933, 4839)]