18006495

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{863}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 13346337

約数列:

[1, 3, 5, 13, 15, 39, 65, 107, 195, 321, 535, 863, 1391, 1605, 2589, 4173, 4315, 6955, 11219, 12945, 20865, 33657, 56095, 92341, 168285, 277023, 461705, 1200433, 1385115, 3601299, 6002165, 18006495]

約数ペア:

[(1, 18006495), (3, 6002165), (5, 3601299), (13, 1385115), (15, 1200433), (39, 461705), (65, 277023), (107, 168285), (195, 92341), (321, 56095), (535, 33657), (863, 20865), (1391, 12945), (1605, 11219), (2589, 6955), (4173, 4315)]