20071024

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29173}}^1$

素因数の和:29224

約数の個数: 20

約数和(自身を含む): 39793336

約数和(自身を除く): 19722312

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29173, 58346, 116692, 233384, 466768, 1254439, 2508878, 5017756, 10035512, 20071024]

約数ペア:

[(1, 20071024), (2, 10035512), (4, 5017756), (8, 2508878), (16, 1254439), (43, 466768), (86, 233384), (172, 116692), (344, 58346), (688, 29173)]