28686064

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{162989}}^1$

素因数の和:163008

約数の個数: 20

約数和(自身を含む): 60632280

約数和(自身を除く): 31946216

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 162989, 325978, 651956, 1303912, 1792879, 2607824, 3585758, 7171516, 14343032, 28686064]

約数ペア:

[(1, 28686064), (2, 14343032), (4, 7171516), (8, 3585758), (11, 2607824), (16, 1792879), (22, 1303912), (44, 651956), (88, 325978), (176, 162989)]