19690147165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4987}}^1$

素因数の和:5186

約数の個数: 64

約数和(自身を含む): 28156262400

約数和(自身を除く): 8466115235

約数列:

[1, 5, 13, 19, 23, 65, 95, 115, 139, 247, 299, 437, 695, 1235, 1495, 1807, 2185, 2641, 3197, 4987, 5681, 9035, 13205, 15985, 24935, 28405, 34333, 41561, 60743, 64831, 94753, 114701, 171665, 207805, 303715, 324155, 473765, 573505, 693193, 789659, 1231789, 1491113, 2179319, 3465965, 3948295, 6158945, 7455565, 9011509, 10896595, 13170667, 15943439, 28331147, 45057545, 65853335, 79717195, 141655735, 171218671, 207264707, 302925341, 856093355, 1036323535, 1514626705, 3938029433, 19690147165]

約数ペア:

[(1, 19690147165), (5, 3938029433), (13, 1514626705), (19, 1036323535), (23, 856093355), (65, 302925341), (95, 207264707), (115, 171218671), (139, 141655735), (247, 79717195), (299, 65853335), (437, 45057545), (695, 28331147), (1235, 15943439), (1495, 13170667), (1807, 10896595), (2185, 9011509), (2641, 7455565), (3197, 6158945), (4987, 3948295), (5681, 3465965), (9035, 2179319), (13205, 1491113), (15985, 1231789), (24935, 789659), (28405, 693193), (34333, 573505), (41561, 473765), (60743, 324155), (64831, 303715), (94753, 207805), (114701, 171665)]