28104208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{159683}}^1$

素因数の和:159702

約数の個数: 20

約数和(自身を含む): 59402448

約数和(自身を除く): 31298240

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 159683, 319366, 638732, 1277464, 1756513, 2554928, 3513026, 7026052, 14052104, 28104208]

約数ペア:

[(1, 28104208), (2, 14052104), (4, 7026052), (8, 3513026), (11, 2554928), (16, 1756513), (22, 1277464), (44, 638732), (88, 319366), (176, 159683)]