19007980511

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1\times {\mathrm{787}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 21254251200

約数和(自身を除く): 2246270689

約数列:

[1, 13, 37, 149, 337, 481, 787, 1937, 4381, 5513, 10231, 12469, 29119, 50213, 71669, 117263, 162097, 265219, 378547, 652769, 1524419, 1857881, 3447847, 4338731, 9813103, 24152453, 39517631, 56403503, 127570339, 513729203, 1462152347, 19007980511]

約数ペア:

[(1, 19007980511), (13, 1462152347), (37, 513729203), (149, 127570339), (337, 56403503), (481, 39517631), (787, 24152453), (1937, 9813103), (4381, 4338731), (5513, 3447847), (10231, 1857881), (12469, 1524419), (29119, 652769), (50213, 378547), (71669, 265219), (117263, 162097)]