20457344

素因数分解:

$2^7\times {\mathrm{181}}^1\times {\mathrm{883}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 41026440

約数和(自身を除く): 20569096

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 181, 362, 724, 883, 1448, 1766, 2896, 3532, 5792, 7064, 11584, 14128, 23168, 28256, 56512, 113024, 159823, 319646, 639292, 1278584, 2557168, 5114336, 10228672, 20457344]

約数ペア:

[(1, 20457344), (2, 10228672), (4, 5114336), (8, 2557168), (16, 1278584), (32, 639292), (64, 319646), (128, 159823), (181, 113024), (362, 56512), (724, 28256), (883, 23168), (1448, 14128), (1766, 11584), (2896, 7064), (3532, 5792)]