20313363

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18251}}^1$

素因数の和:18314

約数の個数: 16

約数和(自身を含む): 31539456

約数和(自身を除く): 11226093

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18251, 54753, 127757, 383271, 967303, 2901909, 6771121, 20313363]

約数ペア:

[(1, 20313363), (3, 6771121), (7, 2901909), (21, 967303), (53, 383271), (159, 127757), (371, 54753), (1113, 18251)]