18800425

素因数分解:

$5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2027}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 27158976

約数和(自身を除く): 8358551

約数列:

[1, 5, 7, 25, 35, 53, 175, 265, 371, 1325, 1855, 2027, 9275, 10135, 14189, 50675, 70945, 107431, 354725, 537155, 752017, 2685775, 3760085, 18800425]

約数ペア:

[(1, 18800425), (5, 3760085), (7, 2685775), (25, 752017), (35, 537155), (53, 354725), (175, 107431), (265, 70945), (371, 50675), (1325, 14189), (1855, 10135), (2027, 9275)]