20347972

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 37181592

約数和(自身を除く): 16833620

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2173, 2341, 4346, 4682, 8692, 9364, 95981, 124073, 191962, 248146, 383924, 496292, 5086993, 10173986, 20347972]

約数ペア:

[(1, 20347972), (2, 10173986), (4, 5086993), (41, 496292), (53, 383924), (82, 248146), (106, 191962), (164, 124073), (212, 95981), (2173, 9364), (2341, 8692), (4346, 4682)]