28175824

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{22291}}^1$

素因数の和:22378

約数の個数: 20

約数和(自身を含む): 55284160

約数和(自身を除く): 27108336

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 22291, 44582, 89164, 178328, 356656, 1760989, 3521978, 7043956, 14087912, 28175824]

約数ペア:

[(1, 28175824), (2, 14087912), (4, 7043956), (8, 3521978), (16, 1760989), (79, 356656), (158, 178328), (316, 89164), (632, 44582), (1264, 22291)]