20986832

素因数分解:

$2^4\times {\mathrm{673}}^1\times {\mathrm{1949}}^1$

素因数の和:2630

約数の個数: 20

約数和(自身を含む): 40743300

約数和(自身を除く): 19756468

約数列:

[1, 2, 4, 8, 16, 673, 1346, 1949, 2692, 3898, 5384, 7796, 10768, 15592, 31184, 1311677, 2623354, 5246708, 10493416, 20986832]

約数ペア:

[(1, 20986832), (2, 10493416), (4, 5246708), (8, 2623354), (16, 1311677), (673, 31184), (1346, 15592), (1949, 10768), (2692, 7796), (3898, 5384)]