20161491805

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1283}}^1\times {\mathrm{34537}}^1$

素因数の和:35845

約数の個数: 32

約数和(自身を含む): 29801044224

約数和(自身を除く): 9639552419

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1283, 6415, 8981, 16679, 34537, 44905, 83395, 116753, 172685, 241759, 448981, 583765, 1208795, 2244905, 3142867, 15714335, 44310971, 221554855, 310176797, 576042623, 1550883985, 2880213115, 4032298361, 20161491805]

約数ペア:

[(1, 20161491805), (5, 4032298361), (7, 2880213115), (13, 1550883985), (35, 576042623), (65, 310176797), (91, 221554855), (455, 44310971), (1283, 15714335), (6415, 3142867), (8981, 2244905), (16679, 1208795), (34537, 583765), (44905, 448981), (83395, 241759), (116753, 172685)]