20193832509

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{7109}}^1$

素因数の和:7469

約数の個数: 32

約数和(自身を含む): 28003616640

約数和(自身を除く): 7809784131

約数列:

[1, 3, 37, 111, 157, 163, 471, 489, 5809, 6031, 7109, 17427, 18093, 21327, 25591, 76773, 263033, 789099, 946867, 1116113, 1158767, 2840601, 3348339, 3476301, 41296181, 42874379, 123888543, 128623137, 181926419, 545779257, 6731277503, 20193832509]

約数ペア:

[(1, 20193832509), (3, 6731277503), (37, 545779257), (111, 181926419), (157, 128623137), (163, 123888543), (471, 42874379), (489, 41296181), (5809, 3476301), (6031, 3348339), (7109, 2840601), (17427, 1158767), (18093, 1116113), (21327, 946867), (25591, 789099), (76773, 263033)]