16978768

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2179}}^1$

素因数の和:2674

約数の個数: 20

約数和(自身を含む): 32979040

約数和(自身を除く): 16000272

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2179, 3896, 4358, 7792, 8716, 17432, 34864, 1061173, 2122346, 4244692, 8489384, 16978768]

約数ペア:

[(1, 16978768), (2, 8489384), (4, 4244692), (8, 2122346), (16, 1061173), (487, 34864), (974, 17432), (1948, 8716), (2179, 7792), (3896, 4358)]