2557168

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{883}}^1$

素因数の和:1072

約数の個数: 20

約数和(自身を含む): 4987528

約数和(自身を除く): 2430360

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 883, 1448, 1766, 2896, 3532, 7064, 14128, 159823, 319646, 639292, 1278584, 2557168]

約数ペア:

[(1, 2557168), (2, 1278584), (4, 639292), (8, 319646), (16, 159823), (181, 14128), (362, 7064), (724, 3532), (883, 2896), (1448, 1766)]