20172857668

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{1303493}}^1$

素因数の和:1303623

約数の個数: 24

約数和(自身を含む): 36461334168

約数和(自身を除く): 16288476500

約数列:

[1, 2, 4, 53, 73, 106, 146, 212, 292, 3869, 7738, 15476, 1303493, 2606986, 5213972, 69085129, 95154989, 138170258, 190309978, 276340516, 380619956, 5043214417, 10086428834, 20172857668]

約数ペア:

[(1, 20172857668), (2, 10086428834), (4, 5043214417), (53, 380619956), (73, 276340516), (106, 190309978), (146, 138170258), (212, 95154989), (292, 69085129), (3869, 5213972), (7738, 2606986), (15476, 1303493)]