1920564351

素因数分解:

$3^7\times {\mathrm{878173}}^1$

素因数の和:878194

約数の個数: 16

約数和(自身を含む): 2880410720

約数和(自身を除く): 959846369

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 878173, 2634519, 7903557, 23710671, 71132013, 213396039, 640188117, 1920564351]

約数ペア:

[(1, 1920564351), (3, 640188117), (9, 213396039), (27, 71132013), (81, 23710671), (243, 7903557), (729, 2634519), (2187, 878173)]