20051072

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{3643}}^1$

素因数の和:3700

約数の個数: 32

約数和(自身を含む): 40885680

約数和(自身を除く): 20834608

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 3643, 5504, 7286, 14572, 29144, 58288, 116576, 156649, 233152, 313298, 466304, 626596, 1253192, 2506384, 5012768, 10025536, 20051072]

約数ペア:

[(1, 20051072), (2, 10025536), (4, 5012768), (8, 2506384), (16, 1253192), (32, 626596), (43, 466304), (64, 313298), (86, 233152), (128, 156649), (172, 116576), (344, 58288), (688, 29144), (1376, 14572), (2752, 7286), (3643, 5504)]