2019402009

素因数分解:

$3^4\times {\mathrm{1987}}^1\times {\mathrm{12547}}^1$

素因数の和:14546

約数の個数: 20

約数和(自身を含む): 3018396304

約数和(自身を除く): 998994295

約数列:

[1, 3, 9, 27, 81, 1987, 5961, 12547, 17883, 37641, 53649, 112923, 160947, 338769, 1016307, 24930889, 74792667, 224378001, 673134003, 2019402009]

約数ペア:

[(1, 2019402009), (3, 673134003), (9, 224378001), (27, 74792667), (81, 24930889), (1987, 1016307), (5961, 338769), (12547, 160947), (17883, 112923), (37641, 53649)]