2020551

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 2935296

約数和(自身を除く): 914745

約数列:

[1, 3, 13, 39, 103, 309, 503, 1339, 1509, 4017, 6539, 19617, 51809, 155427, 673517, 2020551]

約数ペア:

[(1, 2020551), (3, 673517), (13, 155427), (39, 51809), (103, 19617), (309, 6539), (503, 4017), (1339, 1509)]