16888913705

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{38639}}^1$

素因数の和:38813

約数の個数: 32

約数和(自身を含む): 22034073600

約数和(自身を除く): 5145159895

約数列:

[1, 5, 19, 43, 95, 107, 215, 535, 817, 2033, 4085, 4601, 10165, 23005, 38639, 87419, 193195, 437095, 734141, 1661477, 3670705, 4134373, 8307385, 20671865, 31568063, 78553087, 157840315, 177778039, 392765435, 888890195, 3377782741, 16888913705]

約数ペア:

[(1, 16888913705), (5, 3377782741), (19, 888890195), (43, 392765435), (95, 177778039), (107, 157840315), (215, 78553087), (535, 31568063), (817, 20671865), (2033, 8307385), (4085, 4134373), (4601, 3670705), (10165, 1661477), (23005, 734141), (38639, 437095), (87419, 193195)]