20817136

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{4801}}^1$

素因数の和:5080

約数の個数: 20

約数和(自身を含む): 40490464

約数和(自身を除く): 19673328

約数列:

[1, 2, 4, 8, 16, 271, 542, 1084, 2168, 4336, 4801, 9602, 19204, 38408, 76816, 1301071, 2602142, 5204284, 10408568, 20817136]

約数ペア:

[(1, 20817136), (2, 10408568), (4, 5204284), (8, 2602142), (16, 1301071), (271, 76816), (542, 38408), (1084, 19204), (2168, 9602), (4336, 4801)]