20785593

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4217}}^1$

素因数の和:4304

約数の個数: 16

約数和(自身を含む): 29154816

約数和(自身を除く): 8369223

約数列:

[1, 3, 31, 53, 93, 159, 1643, 4217, 4929, 12651, 130727, 223501, 392181, 670503, 6928531, 20785593]

約数ペア:

[(1, 20785593), (3, 6928531), (31, 670503), (53, 392181), (93, 223501), (159, 130727), (1643, 12651), (4217, 4929)]