19537981197

素因数分解:

$3^1\times 7^1\times {\mathrm{3853}}^1\times {\mathrm{241469}}^1$

素因数の和:245332

約数の個数: 16

約数和(自身を含む): 29780012160

約数和(自身を除く): 10242030963

約数列:

[1, 3, 7, 21, 3853, 11559, 26971, 80913, 241469, 724407, 1690283, 5070849, 930380057, 2791140171, 6512660399, 19537981197]

約数ペア:

[(1, 19537981197), (3, 6512660399), (7, 2791140171), (21, 930380057), (3853, 5070849), (11559, 1690283), (26971, 724407), (80913, 241469)]