19940768

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{3823}}^1$

素因数の和:3996

約数の個数: 24

約数和(自身を含む): 39509568

約数和(自身を除く): 19568800

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 652, 1304, 2608, 3823, 5216, 7646, 15292, 30584, 61168, 122336, 623149, 1246298, 2492596, 4985192, 9970384, 19940768]

約数ペア:

[(1, 19940768), (2, 9970384), (4, 4985192), (8, 2492596), (16, 1246298), (32, 623149), (163, 122336), (326, 61168), (652, 30584), (1304, 15292), (2608, 7646), (3823, 5216)]