27990736

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{17321}}^1$

素因数の和:17430

約数の個数: 20

約数和(自身を含む): 54772164

約数和(自身を除く): 26781428

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 17321, 34642, 69284, 138568, 277136, 1749421, 3498842, 6997684, 13995368, 27990736]

約数ペア:

[(1, 27990736), (2, 13995368), (4, 6997684), (8, 3498842), (16, 1749421), (101, 277136), (202, 138568), (404, 69284), (808, 34642), (1616, 17321)]