20544130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{108127}}^1$

素因数の和:108153

約数の個数: 16

約数和(自身を含む): 38926080

約数和(自身を除く): 18381950

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 108127, 216254, 540635, 1081270, 2054413, 4108826, 10272065, 20544130]

約数ペア:

[(1, 20544130), (2, 10272065), (5, 4108826), (10, 2054413), (19, 1081270), (38, 540635), (95, 216254), (190, 108127)]