19240585

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{863}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 29030400

約数和(自身を除く): 9789815

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 343, 455, 637, 863, 1715, 3185, 4315, 4459, 6041, 11219, 22295, 30205, 42287, 56095, 78533, 211435, 296009, 392665, 549731, 1480045, 2748655, 3848117, 19240585]

約数ペア:

[(1, 19240585), (5, 3848117), (7, 2748655), (13, 1480045), (35, 549731), (49, 392665), (65, 296009), (91, 211435), (245, 78533), (343, 56095), (455, 42287), (637, 30205), (863, 22295), (1715, 11219), (3185, 6041), (4315, 4459)]