39872128

素因数分解:

$2^7\times {\mathrm{181}}^1\times {\mathrm{1721}}^1$

素因数の和:1916

約数の個数: 32

約数和(自身を含む): 79918020

約数和(自身を除く): 40045892

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 181, 362, 724, 1448, 1721, 2896, 3442, 5792, 6884, 11584, 13768, 23168, 27536, 55072, 110144, 220288, 311501, 623002, 1246004, 2492008, 4984016, 9968032, 19936064, 39872128]

約数ペア:

[(1, 39872128), (2, 19936064), (4, 9968032), (8, 4984016), (16, 2492008), (32, 1246004), (64, 623002), (128, 311501), (181, 220288), (362, 110144), (724, 55072), (1448, 27536), (1721, 23168), (2896, 13768), (3442, 11584), (5792, 6884)]