20573824

素因数分解:

$2^7\times {\mathrm{67}}^1\times {\mathrm{2399}}^1$

素因数の和:2480

約数の個数: 32

約数和(自身を含む): 41616000

約数和(自身を除く): 21042176

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 128, 134, 268, 536, 1072, 2144, 2399, 4288, 4798, 8576, 9596, 19192, 38384, 76768, 153536, 160733, 307072, 321466, 642932, 1285864, 2571728, 5143456, 10286912, 20573824]

約数ペア:

[(1, 20573824), (2, 10286912), (4, 5143456), (8, 2571728), (16, 1285864), (32, 642932), (64, 321466), (67, 307072), (128, 160733), (134, 153536), (268, 76768), (536, 38384), (1072, 19192), (2144, 9596), (2399, 8576), (4288, 4798)]