19144593

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{18181}}^1$

素因数の和:18206

約数の個数: 20

約数和(自身を含む): 30800308

約数和(自身を除く): 11655715

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 18181, 54543, 163629, 236353, 490887, 709059, 1472661, 2127177, 6381531, 19144593]

約数ペア:

[(1, 19144593), (3, 6381531), (9, 2127177), (13, 1472661), (27, 709059), (39, 490887), (81, 236353), (117, 163629), (351, 54543), (1053, 18181)]