20218173619

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4903753}}^1$

素因数の和:4903810

約数の個数: 16

約数和(自身を含む): 25107220480

約数和(自身を除く): 4889046861

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 4903753, 34326271, 93171307, 152016343, 652199149, 1064114401, 2888310517, 20218173619]

約数ペア:

[(1, 20218173619), (7, 2888310517), (19, 1064114401), (31, 652199149), (133, 152016343), (217, 93171307), (589, 34326271), (4123, 4903753)]