19018131

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8117}}^1$

素因数の和:8202

約数の個数: 16

約数和(自身を含む): 28055808

約数和(自身を除く): 9037677

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 8117, 24351, 89287, 267861, 576307, 1728921, 6339377, 19018131]

約数ペア:

[(1, 19018131), (3, 6339377), (11, 1728921), (33, 576307), (71, 267861), (213, 89287), (781, 24351), (2343, 8117)]