19074195

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3187}}^1$

素因数の和:3224

約数の個数: 48

約数和(自身を含む): 39786240

約数和(自身を除く): 20712045

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 3187, 5985, 9561, 15935, 22309, 28683, 47805, 60553, 66927, 111545, 143415, 181659, 200781, 302765, 334635, 423871, 544977, 908295, 1003905, 1271613, 2119355, 2724885, 3814839, 6358065, 19074195]

約数ペア:

[(1, 19074195), (3, 6358065), (5, 3814839), (7, 2724885), (9, 2119355), (15, 1271613), (19, 1003905), (21, 908295), (35, 544977), (45, 423871), (57, 334635), (63, 302765), (95, 200781), (105, 181659), (133, 143415), (171, 111545), (285, 66927), (315, 60553), (399, 47805), (665, 28683), (855, 22309), (1197, 15935), (1995, 9561), (3187, 5985)]