20805081

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{15377}}^1$

素因数の和:15432

約数の個数: 16

約数和(自身を含む): 31002048

約数和(自身を除く): 10196967

約数列:

[1, 3, 11, 33, 41, 123, 451, 1353, 15377, 46131, 169147, 507441, 630457, 1891371, 6935027, 20805081]

約数ペア:

[(1, 20805081), (3, 6935027), (11, 1891371), (33, 630457), (41, 507441), (123, 169147), (451, 46131), (1353, 15377)]