2687408

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{1663}}^1$

素因数の和:1772

約数の個数: 20

約数和(自身を含む): 5261568

約数和(自身を除く): 2574160

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 1663, 3326, 6652, 13304, 26608, 167963, 335926, 671852, 1343704, 2687408]

約数ペア:

[(1, 2687408), (2, 1343704), (4, 671852), (8, 335926), (16, 167963), (101, 26608), (202, 13304), (404, 6652), (808, 3326), (1616, 1663)]