19258195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 27371520

約数和(自身を除く): 8113325

約数列:

[1, 5, 11, 17, 43, 55, 85, 187, 215, 473, 479, 731, 935, 2365, 2395, 3655, 5269, 8041, 8143, 20597, 26345, 40205, 40715, 89573, 102985, 226567, 350149, 447865, 1132835, 1750745, 3851639, 19258195]

約数ペア:

[(1, 19258195), (5, 3851639), (11, 1750745), (17, 1132835), (43, 447865), (55, 350149), (85, 226567), (187, 102985), (215, 89573), (473, 40715), (479, 40205), (731, 26345), (935, 20597), (2365, 8143), (2395, 8041), (3655, 5269)]