19797136

素因数分解:

$2^4\times {\mathrm{769}}^1\times {\mathrm{1609}}^1$

素因数の和:2386

約数の個数: 20

約数和(自身を含む): 38430700

約数和(自身を除く): 18633564

約数列:

[1, 2, 4, 8, 16, 769, 1538, 1609, 3076, 3218, 6152, 6436, 12304, 12872, 25744, 1237321, 2474642, 4949284, 9898568, 19797136]

約数ペア:

[(1, 19797136), (2, 9898568), (4, 4949284), (8, 2474642), (16, 1237321), (769, 25744), (1538, 12872), (1609, 12304), (3076, 6436), (3218, 6152)]