20190163

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{683}}^1$

素因数の和:834

約数の個数: 16

約数和(自身を含む): 23901696

約数和(自身を除く): 3711533

約数列:

[1, 7, 41, 103, 287, 683, 721, 4223, 4781, 28003, 29561, 70349, 196021, 492443, 2884309, 20190163]

約数ペア:

[(1, 20190163), (7, 2884309), (41, 492443), (103, 196021), (287, 70349), (683, 29561), (721, 28003), (4223, 4781)]