19003439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 25536000

約数和(自身を除く): 6532561

約数列:

[1, 7, 13, 19, 29, 91, 133, 203, 247, 377, 379, 551, 1729, 2639, 2653, 3857, 4927, 7163, 7201, 10991, 34489, 50141, 50407, 76937, 93613, 142883, 208829, 655291, 1000181, 1461803, 2714777, 19003439]

約数ペア:

[(1, 19003439), (7, 2714777), (13, 1461803), (19, 1000181), (29, 655291), (91, 208829), (133, 142883), (203, 93613), (247, 76937), (377, 50407), (379, 50141), (551, 34489), (1729, 10991), (2639, 7201), (2653, 7163), (3857, 4927)]