19467297

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1613}}^1$

素因数の和:1774

約数の個数: 20

約数和(自身を含む): 29294100

約数和(自身を除く): 9826803

約数列:

[1, 3, 9, 27, 81, 149, 447, 1341, 1613, 4023, 4839, 12069, 14517, 43551, 130653, 240337, 721011, 2163033, 6489099, 19467297]

約数ペア:

[(1, 19467297), (3, 6489099), (9, 2163033), (27, 721011), (81, 240337), (149, 130653), (447, 43551), (1341, 14517), (1613, 12069), (4023, 4839)]