20550016

素因数分解:

$2^7\times {\mathrm{181}}^1\times {\mathrm{887}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 41212080

約数和(自身を除く): 20662064

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 181, 362, 724, 887, 1448, 1774, 2896, 3548, 5792, 7096, 11584, 14192, 23168, 28384, 56768, 113536, 160547, 321094, 642188, 1284376, 2568752, 5137504, 10275008, 20550016]

約数ペア:

[(1, 20550016), (2, 10275008), (4, 5137504), (8, 2568752), (16, 1284376), (32, 642188), (64, 321094), (128, 160547), (181, 113536), (362, 56768), (724, 28384), (887, 23168), (1448, 14192), (1774, 11584), (2896, 7096), (3548, 5792)]