207640976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{418631}}^1$

素因数の和:418670

約数の個数: 20

約数和(自身を含む): 415282944

約数和(自身を除く): 207641968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 418631, 837262, 1674524, 3349048, 6698096, 12977561, 25955122, 51910244, 103820488, 207640976]

約数ペア:

[(1, 207640976), (2, 103820488), (4, 51910244), (8, 25955122), (16, 12977561), (31, 6698096), (62, 3349048), (124, 1674524), (248, 837262), (496, 418631)]