20520114

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{180001}}^1$

素因数の和:180025

約数の個数: 16

約数和(自身を含む): 43200480

約数和(自身を除く): 22680366

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 180001, 360002, 540003, 1080006, 3420019, 6840038, 10260057, 20520114]

約数ペア:

[(1, 20520114), (2, 10260057), (3, 6840038), (6, 3420019), (19, 1080006), (38, 540003), (57, 360002), (114, 180001)]