19316691

素因数分解:

$3^3\times {\mathrm{139}}^1\times {\mathrm{5147}}^1$

素因数の和:5295

約数の個数: 16

約数和(自身を含む): 28828800

約数和(自身を除く): 9512109

約数列:

[1, 3, 9, 27, 139, 417, 1251, 3753, 5147, 15441, 46323, 138969, 715433, 2146299, 6438897, 19316691]

約数ペア:

[(1, 19316691), (3, 6438897), (9, 2146299), (27, 715433), (139, 138969), (417, 46323), (1251, 15441), (3753, 5147)]