51278768

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{23057}}^1$

素因数の和:23204

約数の個数: 20

約数和(自身を含む): 100071720

約数和(自身を除く): 48792952

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 23057, 46114, 92228, 184456, 368912, 3204923, 6409846, 12819692, 25639384, 51278768]

約数ペア:

[(1, 51278768), (2, 25639384), (4, 12819692), (8, 6409846), (16, 3204923), (139, 368912), (278, 184456), (556, 92228), (1112, 46114), (2224, 23057)]