20190651

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7727}}^1$

素因数の和:7810

約数の個数: 16

約数和(自身を含む): 29428224

約数和(自身を除く): 9237573

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7727, 23181, 100451, 301353, 517709, 1553127, 6730217, 20190651]

約数ペア:

[(1, 20190651), (3, 6730217), (13, 1553127), (39, 517709), (67, 301353), (201, 100451), (871, 23181), (2613, 7727)]