20199421803

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{16543343}}^1$

素因数の和:16543394

約数の個数: 16

約数和(自身を含む): 30175059456

約数和(自身を除く): 9975637653

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 16543343, 49630029, 181976773, 545930319, 612103691, 1836311073, 6733140601, 20199421803]

約数ペア:

[(1, 20199421803), (3, 6733140601), (11, 1836311073), (33, 612103691), (37, 545930319), (111, 181976773), (407, 49630029), (1221, 16543343)]