20400392

素因数分解:

$2^3\times {\mathrm{1427}}^1\times {\mathrm{1787}}^1$

素因数の和:3220

約数の個数: 16

約数和(自身を含む): 38298960

約数和(自身を除く): 17898568

約数列:

[1, 2, 4, 8, 1427, 1787, 2854, 3574, 5708, 7148, 11416, 14296, 2550049, 5100098, 10200196, 20400392]

約数ペア:

[(1, 20400392), (2, 10200196), (4, 5100098), (8, 2550049), (1427, 14296), (1787, 11416), (2854, 7148), (3574, 5708)]