20702513

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1093}}^1$

素因数の和:1184

約数の個数: 16

約数和(自身を含む): 23525376

約数和(自身を除く): 2822863

約数列:

[1, 13, 31, 47, 403, 611, 1093, 1457, 14209, 18941, 33883, 51371, 440479, 667823, 1592501, 20702513]

約数ペア:

[(1, 20702513), (13, 1592501), (31, 667823), (47, 440479), (403, 51371), (611, 33883), (1093, 18941), (1457, 14209)]