19708336942

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{521}}^1\times {\mathrm{7283}}^1$

素因数の和:7873

約数の個数: 48

約数和(自身を含む): 35109958032

約数和(自身を除く): 15401621090

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 371, 521, 742, 1042, 2597, 3647, 5194, 7283, 7294, 14566, 25529, 27613, 50981, 51058, 55226, 101962, 193291, 356867, 385999, 386582, 713734, 771998, 1353037, 2701993, 2706074, 3794443, 5403986, 7588886, 18913951, 26561101, 37827902, 53122202, 185927707, 201105479, 371855414, 402210958, 1407738353, 2815476706, 9854168471, 19708336942]

約数ペア:

[(1, 19708336942), (2, 9854168471), (7, 2815476706), (14, 1407738353), (49, 402210958), (53, 371855414), (98, 201105479), (106, 185927707), (371, 53122202), (521, 37827902), (742, 26561101), (1042, 18913951), (2597, 7588886), (3647, 5403986), (5194, 3794443), (7283, 2706074), (7294, 2701993), (14566, 1353037), (25529, 771998), (27613, 713734), (50981, 386582), (51058, 385999), (55226, 356867), (101962, 193291)]