20201208656

素因数分解:

$2^4\times {\mathrm{2417}}^1\times {\mathrm{522373}}^1$

素因数の和:524798

約数の個数: 20

約数和(自身を含む): 39156110292

約数和(自身を除く): 18954901636

約数列:

[1, 2, 4, 8, 16, 2417, 4834, 9668, 19336, 38672, 522373, 1044746, 2089492, 4178984, 8357968, 1262575541, 2525151082, 5050302164, 10100604328, 20201208656]

約数ペア:

[(1, 20201208656), (2, 10100604328), (4, 5050302164), (8, 2525151082), (16, 1262575541), (2417, 8357968), (4834, 4178984), (9668, 2089492), (19336, 1044746), (38672, 522373)]